------------------------------------------------------------------------------------------- CSEQ CSEQ Orb Time Time Parameter Value Name label name Nr hh:mm:ss UT ------------------------------------------------------------------------------------------- AASF01A3 AS_No_CSEQ_Name 0000 -01:36:00 2007-252T21:50:31 AASF03A1 AS_Init_w/o_Scnr 4733 -01:33:17 2007-252T21:53:14 VASD6501 ON Scanner Error handling VASD6502 OFF Auto-Switchoff mode VASD6503 ON IRQ VASD6504 OFF Scanner 30V VAS00026 0 Scanner Vref_mc VAS01026 0 Scanner Coast_current VAS01126 0 Scanner Ramp_current VAS01226 0 Scanner thresh_cw VAS01326 0 Scanner thresh_ccw VAS01426 0 Scanner thresh_wheel AASF09B1 AS_No_CSEQ_Name 4733 -01:33:07 2007-252T21:53:24 AASF56A1 AS_Scnr_Mode 4733 -01:32:56 2007-252T21:53:35 VASD6561 3 Mode VASD6563 0 Speed VASD6566 4 Length of measurement cy VASD6567 0 position/step AASF84A1 AS_Ena_Science 4733 -01:32:51 2007-252T21:53:40 AASF18A1 AS_ELS_30V_On 4733 -01:32:46 2007-252T21:53:45 AASF20B1 AS_ELS_Grid 4733 -01:32:41 2007-252T21:53:50 VAS00002 0 ELS Screening Grid Volta AASF20C1 AS_ELS_MCP 4733 -01:32:36 2007-252T21:53:55 VAS00005 60 ELS MCP Bias Voltage AASF20C1 AS_ELS_MCP 4733 -01:32:31 2007-252T21:54:00 VAS00005 120 ELS MCP Bias Voltage AASF23I1 AS_IMA_PaccHi 4733 -01:32:26 2007-252T21:54:05 VAS05055 4.0 Pacc high ref. AASF23B2 AS_IMA_HV_Off 4733 -01:32:25 2007-252T21:54:06 AASF18E1 AS_IMA_30V_On 4733 -01:32:02 2007-252T21:54:29 AASF23G1 AS_IMA_MCP 4733 -01:31:57 2007-252T21:54:34 VAS05052 8 Mcp reference AASF23H1 AS_IMA_Opto 4733 -01:31:52 2007-252T21:54:39 VAS05051 6 Opto reference AASF23A2 AS_IMA_HV_On 4733 -01:31:47 2007-252T21:54:44 AASF26B1 AS_IMA_Rdc_Off 4733 -01:31:22 2007-252T21:55:09 AASF24A1 AS_SMask_Off 4733 -01:31:21 2007-252T21:55:10 AASF20C1 AS_ELS_MCP 4733 -01:31:13 2007-252T21:55:18 VAS00005 200 ELS MCP Bias Voltage AASF57A1 AS_ELS_Mode 4733 -01:31:08 2007-252T21:55:23 VASD6520 0 Spare level VASD6521 ON Rice comp. VASD6522 ON Log comp. VASD6523 0 Energy comp. VASD6524 0 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 ON ELS active VAS52011 65535 ELS Sector Mask AASF23G1 AS_IMA_MCP 4733 -01:31:03 2007-252T21:55:28 VAS05052 12 Mcp reference AASF60A1 AS_IMA_Mode 4733 -01:30:58 2007-252T21:55:33 VAS04054 6 IMA Internal SID nr VAS05010 24 Mode AASF18D1 AS_NPI_30V_On 4733 -01:30:55 2007-252T21:55:36 AASF20E1 AS_NPI_Defl 4733 -01:30:50 2007-252T21:55:41 VAS00023 41 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 -01:30:45 2007-252T21:55:46 VAS00023 92 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 -01:30:40 2007-252T21:55:51 VAS00023 143 NPI Deflection Voltage AASF93A1 AS_predef_Macro 4733 -01:30:35 2007-252T21:55:56 VAS52200 33 Macro Run AASF20D1 AS_NPI_Bias 4733 -01:30:05 2007-252T21:56:26 VAS00022 132 NPI Bias Voltage AASF59A1 AS_NPI_Mode 4733 -01:30:00 2007-252T21:56:31 VASD6530 0 Sepping Mode VASD6531 5 Accumulation time VASD6533 ON Log comp. VASD6534 ON Rice comp. VASD6535 ON NPI active VAS52061 FFFFFFFF NPI Sector Mask AASF60A1 AS_IMA_Mode 4733 00:52:25 2007-253T00:18:56 VAS04054 0 IMA Internal SID nr VAS05010 0 Mode AASF23G1 AS_IMA_MCP 4733 00:52:30 2007-253T00:19:01 VAS05052 8 Mcp reference AASF57A1 AS_ELS_Mode 4733 00:52:35 2007-253T00:19:06 VASD6520 0 Spare level VASD6521 OFF Rice comp. VASD6522 ON Log comp. VASD6523 2 Energy comp. VASD6524 3 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 OFF ELS active VAS52011 65535 ELS Sector Mask AASF20C1 AS_ELS_MCP 4733 00:52:40 2007-253T00:19:11 VAS00005 120 ELS MCP Bias Voltage AASF20C1 AS_ELS_MCP 4733 04:23:00 2007-253T03:49:31 VAS00005 200 ELS MCP Bias Voltage AASF57A1 AS_ELS_Mode 4733 04:23:05 2007-253T03:49:36 VASD6520 0 Spare level VASD6521 ON Rice comp. VASD6522 ON Log comp. VASD6523 0 Energy comp. VASD6524 0 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 ON ELS active VAS52011 65535 ELS Sector Mask AASF23G1 AS_IMA_MCP 4733 04:23:10 2007-253T03:49:41 VAS05052 12 Mcp reference AASF60A1 AS_IMA_Mode 4733 04:23:15 2007-253T03:49:46 VAS04054 6 IMA Internal SID nr VAS05010 24 Mode AASF60A1 AS_IMA_Mode 4733 07:35:40 2007-253T07:02:11 VAS04054 0 IMA Internal SID nr VAS05010 0 Mode AASF23G1 AS_IMA_MCP 4733 07:35:45 2007-253T07:02:16 VAS05052 8 Mcp reference AASF57A1 AS_ELS_Mode 4733 07:35:50 2007-253T07:02:21 VASD6520 0 Spare level VASD6521 OFF Rice comp. VASD6522 ON Log comp. VASD6523 2 Energy comp. VASD6524 3 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 OFF ELS active VAS52011 65535 ELS Sector Mask AASF20C1 AS_ELS_MCP 4733 07:35:55 2007-253T07:02:26 VAS00005 120 ELS MCP Bias Voltage AASF20C1 AS_ELS_MCP 4733 11:06:39 2007-253T10:33:10 VAS00005 200 ELS MCP Bias Voltage AASF57A1 AS_ELS_Mode 4733 11:06:44 2007-253T10:33:15 VASD6520 0 Spare level VASD6521 ON Rice comp. VASD6522 ON Log comp. VASD6523 0 Energy comp. VASD6524 0 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 ON ELS active VAS52011 65535 ELS Sector Mask AASF23G1 AS_IMA_MCP 4733 11:06:49 2007-253T10:33:20 VAS05052 12 Mcp reference AASF60A1 AS_IMA_Mode 4733 11:06:54 2007-253T10:33:25 VAS04054 6 IMA Internal SID nr VAS05010 24 Mode AASF85A1 AS_Disa_Science 4733 11:16:39 2007-253T10:43:10 AASF83B1 AS_HKTM_Freq_1 4733 11:16:59 2007-253T10:43:30 AASF02A1 AS_Scnr_Setup 4733 11:17:09 2007-253T10:43:40 VASD6501 OFF Scanner Error handling VASD6502 OFF Auto-Switchoff mode VASD6503 ON IRQ VASD6504 ON Scanner 30V VAS00026 255 Scanner Vref_mc VAS01026 117 Scanner Coast_current VAS01126 140 Scanner Ramp_current VAS01226 101 Scanner thresh_cw VAS01326 93 Scanner thresh_ccw VAS01426 144 Scanner thresh_wheel VAS01060 0 Scanner init VAS01061 1 No_Name AASF56A1 AS_Scnr_Mode 4733 11:18:09 2007-253T10:44:40 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 0 position/step AASF84A1 AS_Ena_Science 4733 11:18:11 2007-253T10:44:42 AASF56A1 AS_Scnr_Mode 4733 11:18:16 2007-253T10:44:47 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 12 position/step AASF56A1 AS_Scnr_Mode 4733 11:18:29 2007-253T10:45:00 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 25 position/step AASF56A1 AS_Scnr_Mode 4733 11:18:43 2007-253T10:45:14 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 37 position/step AASF56A1 AS_Scnr_Mode 4733 11:18:56 2007-253T10:45:27 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 50 position/step AASF56A1 AS_Scnr_Mode 4733 11:19:10 2007-253T10:45:41 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 62 position/step AASF56A1 AS_Scnr_Mode 4733 11:19:24 2007-253T10:45:55 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 75 position/step AASF56A1 AS_Scnr_Mode 4733 11:19:37 2007-253T10:46:08 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 87 position/step AASF56A1 AS_Scnr_Mode 4733 11:19:51 2007-253T10:46:22 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 100 position/step AASF56A1 AS_Scnr_Mode 4733 11:20:04 2007-253T10:46:35 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 125 position/step AASF56A1 AS_Scnr_Mode 4733 11:20:18 2007-253T10:46:49 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 137 position/step AASF56A1 AS_Scnr_Mode 4733 11:20:21 2007-253T10:46:52 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 150 position/step AASF56A1 AS_Scnr_Mode 4733 11:20:35 2007-253T10:47:06 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 162 position/step AASF56A1 AS_Scnr_Mode 4733 11:20:48 2007-253T10:47:19 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 175 position/step AASF56A1 AS_Scnr_Mode 4733 11:21:01 2007-253T10:47:32 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 200 position/step AASF56A1 AS_Scnr_Mode 4733 11:21:14 2007-253T10:47:45 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 212 position/step AASF85A1 AS_Disa_Science 4733 11:22:04 2007-253T10:48:35 AASF02A1 AS_Scnr_Setup 4733 11:22:44 2007-253T10:49:15 VASD6501 OFF Scanner Error handling VASD6502 OFF Auto-Switchoff mode VASD6503 ON IRQ VASD6504 ON Scanner 30V VAS00026 255 Scanner Vref_mc VAS01026 117 Scanner Coast_current VAS01126 140 Scanner Ramp_current VAS01226 101 Scanner thresh_cw VAS01326 93 Scanner thresh_ccw VAS01426 144 Scanner thresh_wheel VAS01060 0 Scanner init VAS01061 1 No_Name AASF56A1 AS_Scnr_Mode 4733 11:23:44 2007-253T10:50:15 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 0 position/step AASF84A1 AS_Ena_Science 4733 11:23:46 2007-253T10:50:17 AASF56A1 AS_Scnr_Mode 4733 11:23:51 2007-253T10:50:22 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 12 position/step AASF56A1 AS_Scnr_Mode 4733 11:24:04 2007-253T10:50:35 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 25 position/step AASF56A1 AS_Scnr_Mode 4733 11:24:18 2007-253T10:50:49 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 37 position/step AASF56A1 AS_Scnr_Mode 4733 11:24:31 2007-253T10:51:02 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 50 position/step AASF56A1 AS_Scnr_Mode 4733 11:24:45 2007-253T10:51:16 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 62 position/step AASF56A1 AS_Scnr_Mode 4733 11:24:59 2007-253T10:51:30 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 75 position/step AASF56A1 AS_Scnr_Mode 4733 11:25:12 2007-253T10:51:43 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 87 position/step AASF56A1 AS_Scnr_Mode 4733 11:25:26 2007-253T10:51:57 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 100 position/step AASF56A1 AS_Scnr_Mode 4733 11:25:39 2007-253T10:52:10 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 125 position/step AASF56A1 AS_Scnr_Mode 4733 11:25:53 2007-253T10:52:24 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 137 position/step AASF56A1 AS_Scnr_Mode 4733 11:25:56 2007-253T10:52:27 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 150 position/step AASF56A1 AS_Scnr_Mode 4733 11:26:10 2007-253T10:52:41 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 162 position/step AASF56A1 AS_Scnr_Mode 4733 11:26:23 2007-253T10:52:54 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 175 position/step AASF56A1 AS_Scnr_Mode 4733 11:26:36 2007-253T10:53:07 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 200 position/step AASF56A1 AS_Scnr_Mode 4733 11:26:49 2007-253T10:53:20 VASD6561 0 Mode VASD6563 1 Speed VASD6566 2 Length of measurement cy VASD6567 212 position/step AASF85A1 AS_Disa_Science 4733 11:27:39 2007-253T10:54:10 AASF02A1 AS_Scnr_Setup 4733 11:28:19 2007-253T10:54:50 VASD6501 OFF Scanner Error handling VASD6502 OFF Auto-Switchoff mode VASD6503 ON IRQ VASD6504 ON Scanner 30V VAS00026 255 Scanner Vref_mc VAS01026 117 Scanner Coast_current VAS01126 140 Scanner Ramp_current VAS01226 101 Scanner thresh_cw VAS01326 93 Scanner thresh_ccw VAS01426 144 Scanner thresh_wheel VAS01060 0 Scanner init VAS01061 1 No_Name AASF56A1 AS_Scnr_Mode 4733 11:29:19 2007-253T10:55:50 VASD6561 0 Mode VASD6563 1 Speed VASD6566 4 Length of measurement cy VASD6567 12 position/step AASF84A1 AS_Ena_Science 4733 11:29:21 2007-253T10:55:52 AASF85A1 AS_Disa_Science 4733 11:29:51 2007-253T10:56:22 AASF03A1 AS_Init_w/o_Scnr 4733 11:30:51 2007-253T10:57:22 VASD6501 ON Scanner Error handling VASD6502 OFF Auto-Switchoff mode VASD6503 ON IRQ VASD6504 OFF Scanner 30V VAS00026 0 Scanner Vref_mc VAS01026 0 Scanner Coast_current VAS01126 0 Scanner Ramp_current VAS01226 0 Scanner thresh_cw VAS01326 0 Scanner thresh_ccw VAS01426 0 Scanner thresh_wheel AASF83A1 AS_HKTM_Freq_8 4733 11:30:56 2007-253T10:57:27 AASF56A1 AS_Scnr_Mode 4733 11:31:01 2007-253T10:57:32 VASD6561 3 Mode VASD6563 0 Speed VASD6566 4 Length of measurement cy VASD6567 0 position/step AASF84A1 AS_Ena_Science 4733 11:31:06 2007-253T10:57:37 AASF60A1 AS_IMA_Mode 4733 14:18:59 2007-253T13:45:30 VAS04054 0 IMA Internal SID nr VAS05010 0 Mode AASF23G1 AS_IMA_MCP 4733 14:19:04 2007-253T13:45:35 VAS05052 8 Mcp reference AASF57A1 AS_ELS_Mode 4733 14:19:09 2007-253T13:45:40 VASD6520 0 Spare level VASD6521 OFF Rice comp. VASD6522 ON Log comp. VASD6523 2 Energy comp. VASD6524 3 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 OFF ELS active VAS52011 65535 ELS Sector Mask AASF20C1 AS_ELS_MCP 4733 14:19:14 2007-253T13:45:45 VAS00005 120 ELS MCP Bias Voltage AASF59A1 AS_NPI_Mode 4733 17:24:05 2007-253T16:50:36 VASD6530 0 Sepping Mode VASD6531 5 Accumulation time VASD6533 ON Log comp. VASD6534 OFF Rice comp. VASD6535 OFF NPI active VAS52061 FFFFFFFF NPI Sector Mask AASF20E1 AS_NPI_Defl 4733 17:24:10 2007-253T16:50:41 VAS00023 92 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 17:24:15 2007-253T16:50:46 VAS00023 41 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 17:24:20 2007-253T16:50:51 VAS00023 0 NPI Deflection Voltage AASF93A1 AS_predef_Macro 4733 17:24:25 2007-253T16:50:56 VAS52200 41 Macro Run AASF19D1 AS_NPI_30V_Off 4733 17:24:55 2007-253T16:51:26 AASF18D1 AS_NPI_30V_On 4733 17:41:05 2007-253T17:07:36 AASF20E1 AS_NPI_Defl 4733 17:41:10 2007-253T17:07:41 VAS00023 41 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 17:41:15 2007-253T17:07:46 VAS00023 92 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 17:41:20 2007-253T17:07:51 VAS00023 143 NPI Deflection Voltage AASF93A1 AS_predef_Macro 4733 17:41:25 2007-253T17:07:56 VAS52200 33 Macro Run AASF20D1 AS_NPI_Bias 4733 17:41:55 2007-253T17:08:26 VAS00022 132 NPI Bias Voltage AASF59A1 AS_NPI_Mode 4733 17:42:00 2007-253T17:08:31 VASD6530 0 Sepping Mode VASD6531 5 Accumulation time VASD6533 ON Log comp. VASD6534 ON Rice comp. VASD6535 ON NPI active VAS52061 FFFFFFFF NPI Sector Mask AASF20C1 AS_ELS_MCP 4733 17:50:13 2007-253T17:16:44 VAS00005 200 ELS MCP Bias Voltage AASF57A1 AS_ELS_Mode 4733 17:50:18 2007-253T17:16:49 VASD6520 0 Spare level VASD6521 ON Rice comp. VASD6522 ON Log comp. VASD6523 0 Energy comp. VASD6524 0 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 ON ELS active VAS52011 65535 ELS Sector Mask AASF23G1 AS_IMA_MCP 4733 17:50:23 2007-253T17:16:54 VAS05052 12 Mcp reference AASF60A1 AS_IMA_Mode 4733 17:50:28 2007-253T17:16:59 VAS04054 6 IMA Internal SID nr VAS05010 24 Mode AASF60A1 AS_IMA_Mode 4733 21:02:11 2007-253T20:28:42 VAS04054 0 IMA Internal SID nr VAS05010 0 Mode AASF23G1 AS_IMA_MCP 4733 21:02:16 2007-253T20:28:47 VAS05052 8 Mcp reference AASF57A1 AS_ELS_Mode 4733 21:02:21 2007-253T20:28:52 VASD6520 0 Spare level VASD6521 OFF Rice comp. VASD6522 ON Log comp. VASD6523 2 Energy comp. VASD6524 3 Time comp. VASD6525 0 Sweep table number VASD6527 OFF Defl. Voltage sweep disa VASD6528 OFF ELS active VAS52011 65535 ELS Sector Mask AASF20C1 AS_ELS_MCP 4733 21:02:26 2007-253T20:28:57 VAS00005 120 ELS MCP Bias Voltage AASF59A1 AS_NPI_Mode 4733 22:26:45 2007-253T21:53:16 VASD6530 0 Sepping Mode VASD6531 5 Accumulation time VASD6533 ON Log comp. VASD6534 OFF Rice comp. VASD6535 OFF NPI active VAS52061 FFFFFFFF NPI Sector Mask AASF20E1 AS_NPI_Defl 4733 22:26:50 2007-253T21:53:21 VAS00023 92 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 22:26:55 2007-253T21:53:26 VAS00023 41 NPI Deflection Voltage AASF20E1 AS_NPI_Defl 4733 22:27:00 2007-253T21:53:31 VAS00023 0 NPI Deflection Voltage AASF93A1 AS_predef_Macro 4733 22:27:05 2007-253T21:53:36 VAS52200 41 Macro Run AASF19D1 AS_NPI_30V_Off 4733 22:27:35 2007-253T21:54:06 AASF23B2 AS_IMA_HV_Off 4733 22:29:07 2007-253T21:55:38 AASF19E1 AS_IMA_30V_Off 4733 22:29:31 2007-253T21:56:02 AASF20C1 AS_ELS_MCP 4733 22:29:36 2007-253T21:56:07 VAS00005 0 ELS MCP Bias Voltage AASF19A1 AS_ELS_30V_Off 4733 22:29:41 2007-253T21:56:12 AASF85A1 AS_Disa_Science 4733 22:29:46 2007-253T21:56:17 AASF10A1 AS_IMA_Off 4733 22:30:21 2007-253T21:56:52 AASF87A1 AS_Disa_HKTM 4733 22:30:26 2007-253T21:56:57 AASF06A1 AS_Switch_off 4733 22:30:31 2007-253T21:57:02 ------------------------------------------------------------------------------------------- Orbit 4733 Pericenter is at 23:26:31 on Sunday Sep 9, 2007. DOY 252