G90 Three Buttes Observatory, Tucson
Graphs
Yearly Breakdown of MPEC Types
Term definition:Editorial - Editorial MPECs associated with this station.
Discovery - MPECs associated with discovery made by this station.
OrbitUpdate - MPECs associated with orbit updates involving observations made by this station. Typically, these are recoveries of single-opposition objects.
DOU - Daily Orbit Update MPECs involving observations made by this station.
ListUpdate - MPECs associated with list updates involving observations made by this station. This category has largely been retired since 2012.
Retraction - Retracted MPECs involving observations made by this station.
Followup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere.
FirstFollowup - MPECs associated with follow-up observations made by this station to an object discovered elsewhere, with this station being the first station to follow-up.
Other - MPECs that do not fit into categories listed above and involve observations made by this station.
Yearly Breakdown of Discovery Object Types
Yearly Breakdown of Orbit Update Object Types
Breakdown by Observers
Breakdown by Measurers
Breakdown by Facilities
Breakdown by Objects
Annual Breakdown
Weekly Breakdown
Hourly Breakdown
Tables
Yearly Breakdown of MPEC Types
Year | Total MPECs | Editorial | Discovery | P/R/FU | DOU | List Update | Retraction | Other | Follow-Up | First Follow-Up |
---|---|---|---|---|---|---|---|---|---|---|
2025 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2024 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2023 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2022 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2021 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2020 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2019 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2018 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2017 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2016 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2015 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2014 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2013 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2012 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2011 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2010 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2009 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2008 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2007 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2006 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2005 | 15 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 11 | 2 |
2004 | 94 | 0 | 0 | 9 | 5 | 0 | 0 | 0 | 76 | 4 |
2003 | 48 | 0 | 0 | 6 | 2 | 0 | 0 | 0 | 34 | 6 |
2002 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2001 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
2000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1999 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1998 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1997 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1996 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1995 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1994 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1993 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
List of Individual MPECs
Index | Name | Date/Time | Discoverer | First-responding Confirmer | Object Type | Search Archival Image |
---|---|---|---|---|---|---|
1 | MPEC 2003-K50 2003 KW16 | 2003-05-30 15:35:00 | NEA (18>H>22) | CATCH | 2 | MPEC 2003-K51 2003 KX16 | 2003-05-30 15:42:00 | NEA (18>H>22) | CATCH | 3 | MPEC 2003-K52 COMET C/2003 K4 (LINEAR) | 2003-05-30 18:51:00 | Comet | CATCH | 4 | MPEC 2003-L02 2003 KZ18 | 2003-06-01 15:38:00 | NEA (18>H>22) | CATCH | 5 | MPEC 2003-L08 COMET C/2003 K4 (LINEAR) | 2003-06-03 14:42:00 | Comet | CATCH | 6 | MPEC 2003-L09 2003 LG | 2003-06-03 16:40:00 | NEA (18>H>22) | CATCH | 7 | MPEC 2003-L10 2003 LH | 2003-06-03 17:40:00 | NEA (H>22) | CATCH | 8 | MPEC 2003-L14 2003 LW1 | 2003-06-04 15:37:00 | NEA (H>22) | CATCH | 9 | MPEC 2003-L16 2003 LW2 | 2003-06-05 13:06:00 | NEA (H>22) | CATCH | 10 | MPEC 2003-L18 2003 LS3 | 2003-06-06 10:12:00 | Unusual | CATCH | 11 | MPEC 2003-L33 COMET C/2003 L1 (SCOTTI) | 2003-06-07 23:33:00 | Comet | CATCH | 12 | MPEC 2003-R37 2003 RX7 | 2003-09-07 11:34:00 | PHAg18 | CATCH | 13 | MPEC 2003-R39 2003 RP8 | 2003-09-08 12:10:00 | NEA (18>H>22) | CATCH | 14 | MPEC 2003-S16 2003 SL5 | 2003-09-18 09:57:00 | NEA (18>H>22) | CATCH | 15 | MPEC 2003-S37 2003 SO84 | 2003-09-21 20:20:00 | NEA (18>H>22) | CATCH | 16 | MPEC 2003-S42 2003 SV84 | 2003-09-22 03:33:00 | ✓ | NEAl18 | CATCH | 17 | MPEC 2003-S45 2003 SA85 | 2003-09-22 14:12:00 | NEA (18>H>22) | CATCH | 18 | MPEC 2003-S49 DAILY ORBIT UPDATE (2003 SEPT. 23 UT) | 2003-09-23 06:05:00 | 19 | MPEC 2003-S70 2003 SD201 | 2003-09-27 14:14:00 | NEAl18 | CATCH | 20 | MPEC 2003-S75 2003 SU214 | 2003-09-28 19:22:00 | NEA (18>H>22) | CATCH | 21 | MPEC 2003-S76 2003 SS214 | 2003-09-28 20:44:00 | NEA (18>H>22) | CATCH | 22 | MPEC 2003-S81 2003 SM215 | 2003-09-29 13:17:00 | NEA (H>22) | CATCH | 23 | MPEC 2003-S88 2003 SZ219 | 2003-09-30 12:08:00 | NEA (18>H>22) | CATCH | 24 | MPEC 2003-S89 2003 SB220 | 2003-09-30 12:13:00 | Unusual | CATCH | 25 | MPEC 2003-S90 2003 SC220 | 2003-09-30 12:14:00 | Unusual | CATCH | 26 | MPEC 2003-S91 2003 SD220 | 2003-09-30 12:17:00 | PHAl18 | CATCH | 27 | MPEC 2003-T02 COMET C/2003 S4 (LINEAR) | 2003-10-01 16:18:00 | Comet | CATCH | 28 | MPEC 2003-T11 2003 SV222 | 2003-10-02 16:15:00 | ✓ | NEAl18 | CATCH | 29 | MPEC 2003-T12 2003 SW222 | 2003-10-02 16:18:00 | ✓ | NEAl18 | CATCH | 30 | MPEC 2003-T15 2003 SA224 | 2003-10-03 11:44:00 | ✓ | NEAl18 | CATCH | 31 | MPEC 2003-T21 DAILY ORBIT UPDATE (2003 OCT. 5 UT) | 2003-10-05 06:07:00 | 32 | MPEC 2003-T25 2003 TK1 | 2003-10-06 11:34:00 | NEA (H>22) | CATCH | 33 | MPEC 2003-T26 2003 TL1 | 2003-10-06 11:37:00 | NEA (18>H>22) | CATCH | 34 | MPEC 2003-T27 2003 TM1 | 2003-10-06 11:42:00 | NEA (H>22) | CATCH | 35 | MPEC 2003-T28 2003 TN1 | 2003-10-06 11:45:00 | ✓ | NEA (18>H>22) | CATCH | 36 | MPEC 2003-T65 2003 TL4 | 2003-10-14 15:12:00 | PHAg18 | CATCH | 37 | MPEC 2003-T70 COMET C/2003 T2 (LINEAR) | 2003-10-14 22:32:00 | Comet | CATCH | 38 | MPEC 2003-T72 2003 TX7 | 2003-10-15 12:45:00 | NEA (18>H>22) | CATCH | 39 | MPEC 2003-T73 2003 TY7 | 2003-10-15 13:14:00 | ✓ | Unusual | CATCH | 40 | MPEC 2003-T76 COMET C/2003 T4 (LINEAR) | 2003-10-15 20:57:00 | Comet | CATCH | 41 | MPEC 2003-T78 2003 TS9 | 2003-10-15 22:25:00 | Unusual | CATCH | 42 | MPEC 2003-U03 2003 TX9 | 2003-10-16 10:32:00 | NEA (18>H>22) | CATCH | 43 | MPEC 2004-B14 2004 BE11 | 2004-01-19 11:15:00 | NEA (18>H>22) | CATCH | 44 | MPEC 2004-B16 2004 BG11 | 2004-01-19 11:19:00 | NEA (18>H>22) | CATCH | 45 | MPEC 2004-B58 2004 BD68 | 2004-01-28 12:59:00 | ✓ | NEA (18>H>22) | CATCH | 46 | MPEC 2004-B59 2004 BE68 | 2004-01-28 13:01:00 | PHAg18 | CATCH | 47 | MPEC 2004-B60 2004 BF68 | 2004-01-28 13:04:00 | NEA (18>H>22) | CATCH | 48 | MPEC 2004-B70 2004 BD85 | 2004-01-30 12:09:00 | NEA (18>H>22) | CATCH | 49 | MPEC 2004-B71 2004 BE85 | 2004-01-30 12:11:00 | NEAl18 | CATCH | 50 | MPEC 2004-B72 2004 BF85 | 2004-01-30 12:16:00 | NEA (18>H>22) | CATCH | 51 | MPEC 2004-B73 COMET C/2004 B1 (LINEAR) | 2004-01-30 23:16:00 | Comet | CATCH | 52 | MPEC 2004-C40 2004 CS | 2004-02-11 04:05:00 | NEA (18>H>22) | CATCH | 53 | MPEC 2004-C43 2004 CL1 | 2004-02-12 14:53:00 | NEA (18>H>22) | CATCH | 54 | MPEC 2004-C49 2004 CZ1 | 2004-02-13 06:12:00 | NEA (H>22) | CATCH | 55 | MPEC 2004-C50 2004 CA2 | 2004-02-13 06:15:00 | NEA (H>22) | CATCH | 56 | MPEC 2004-C52 COMET C/2004 C1 (LARSEN) | 2004-02-13 20:07:00 | Comet | CATCH | 57 | MPEC 2004-K45 2004 KN10 | 2004-05-23 04:52:00 | NEA (H>22) | CATCH | 58 | MPEC 2004-K50 COMET C/2004 K1 (CATALINA) | 2004-05-24 15:44:00 | Comet | CATCH | 59 | MPEC 2004-K51 2004 KZ14 | 2004-05-25 02:36:00 | NEA (18>H>22) | CATCH | 60 | MPEC 2004-K61 COMET P/2004 K2 (McNAUGHT) | 2004-05-28 14:32:00 | Comet | CATCH | 61 | MPEC 2004-K72 2004 KE17 | 2004-05-30 00:12:00 | PHAg18 | CATCH | 62 | MPEC 2004-K76 2004 KH17 | 2004-05-30 21:51:00 | NEA (18>H>22) | CATCH | 63 | MPEC 2004-K78 2004 KK17 | 2004-05-31 14:09:00 | NEA (18>H>22) | CATCH | 64 | MPEC 2004-L04 COMET C/2004 K3 (LINEAR) | 2004-06-03 16:20:00 | Comet | CATCH | 65 | MPEC 2004-L14 2004 LB | 2004-06-09 10:11:00 | PHAg18 | CATCH | 66 | MPEC 2004-L15 2004 LC | 2004-06-09 10:13:00 | PHAg18 | CATCH | 67 | MPEC 2004-L16 2004 LE | 2004-06-09 10:15:00 | NEAl18 | CATCH | 68 | MPEC 2004-L19 2004 LG | 2004-06-10 10:51:00 | NEA (18>H>22) | CATCH | 69 | MPEC 2004-L20 2004 LH | 2004-06-10 10:52:00 | NEA (18>H>22) | CATCH | 70 | MPEC 2004-L21 2004 LJ | 2004-06-10 10:53:00 | PHAg18 | CATCH | 71 | MPEC 2004-L22 2004 LK | 2004-06-10 10:55:00 | ✓ | NEA (H>22) | CATCH | 72 | MPEC 2004-L34 2004 LB2 | 2004-06-12 13:51:00 | NEA (H>22) | CATCH | 73 | MPEC 2004-L35 2004 LC2 | 2004-06-12 13:54:00 | PHAg18 | CATCH | 74 | MPEC 2004-L36 2004 LD2 | 2004-06-12 13:55:00 | NEA (18>H>22) | CATCH | 75 | MPEC 2004-L50 2004 LU3 | 2004-06-13 12:21:00 | NEA (18>H>22) | CATCH | 76 | MPEC 2004-L51 2004 LV3 | 2004-06-13 12:23:00 | PHAg18 | CATCH | 77 | MPEC 2004-L56 2004 LA6 | 2004-06-14 11:14:00 | NEA (18>H>22) | CATCH | 78 | MPEC 2004-L58 COMET C/2004 L1 (LINEAR) | 2004-06-14 17:53:00 | Comet | CATCH | 79 | MPEC 2004-M01 DAILY ORBIT UPDATE (2004 JUNE 16 UT) | 2004-06-16 06:08:00 | 80 | MPEC 2004-M02 2004 LA12 | 2004-06-16 09:49:00 | NEAl18 | CATCH | 81 | MPEC 2004-M07 2004 MC | 2004-06-17 12:00:00 | NEA (H>22) | CATCH | 82 | MPEC 2004-M08 2004 MD | 2004-06-17 12:02:00 | PHAg18 | CATCH | 83 | MPEC 2004-M09 COMET C/2004 L2 (LINEAR) | 2004-06-17 16:43:00 | Comet | CATCH | 84 | MPEC 2004-Q47 2004 QV16 | 2004-08-26 05:42:00 | NEA (18>H>22) | CATCH | 85 | MPEC 2004-Q49 2004 QC17 | 2004-08-26 11:54:00 | NEA (18>H>22) | CATCH | 86 | MPEC 2004-Q50 2004 QD17 | 2004-08-26 11:56:00 | NEA (18>H>22) | CATCH | 87 | MPEC 2004-Q51 2004 QB17 | 2004-08-26 12:00:00 | NEA (18>H>22) | CATCH | 88 | MPEC 2004-Q53 2004 QD20 | 2004-08-27 12:18:00 | NEA (18>H>22) | CATCH | 89 | MPEC 2004-Q54 2004 QE20 | 2004-08-27 12:20:00 | NEA (18>H>22) | CATCH | 90 | MPEC 2004-R59 2004 RQ109 | 2004-09-12 13:33:00 | NEA (18>H>22) | CATCH | 91 | MPEC 2004-R60 2004 RR109 | 2004-09-12 13:37:00 | Unusual | CATCH | 92 | MPEC 2004-R61 2004 RS109 | 2004-09-12 13:42:00 | NEA (18>H>22) | CATCH | 93 | MPEC 2004-R62 2004 RT109 | 2004-09-12 13:49:00 | Unusual | CATCH | 94 | MPEC 2004-R63 2004 RU109 | 2004-09-12 13:54:00 | NEA (H>22) | CATCH | 95 | MPEC 2004-R64 2004 RX109 | 2004-09-12 14:00:00 | NEA (18>H>22) | CATCH | 96 | MPEC 2004-R65 2004 RY109 | 2004-09-12 14:05:00 | PHAg18 | CATCH | 97 | MPEC 2004-R80 2004 RV164 | 2004-09-14 15:23:00 | NEA (H>22) | CATCH | 98 | MPEC 2004-R81 2004 RW164 | 2004-09-14 15:25:00 | PHAg18 | CATCH | 99 | MPEC 2004-R82 2004 RX164 | 2004-09-14 15:27:00 | NEA (18>H>22) | CATCH | 100 | MPEC 2004-R83 2004 RY164 | 2004-09-14 15:29:00 | NEA (18>H>22) | CATCH | 101 | MPEC 2004-R88 2004 RM251 | 2004-09-15 22:51:00 | NEAl18 | CATCH | 102 | MPEC 2004-S02 COMET P/2004 R3 (LINEAR-NEAT) | 2004-09-16 15:31:00 | Comet | CATCH | 103 | MPEC 2004-S03 2004 RC252 | 2004-09-16 18:36:00 | NEA (18>H>22) | CATCH | 104 | MPEC 2004-S04 2004 RD252 | 2004-09-16 18:48:00 | NEA (18>H>22) | CATCH | 105 | MPEC 2004-S05 2004 RQ252 | 2004-09-16 20:29:00 | NEA (H>22) | CATCH | 106 | MPEC 2004-S11 2004 SA | 2004-09-17 17:29:00 | NEA (H>22) | CATCH | 107 | MPEC 2004-S37 2004 RU331 | 2004-09-22 05:32:00 | ✓ | NEA (18>H>22) | CATCH | 108 | MPEC 2004-S41 2004 SB20 | 2004-09-22 16:51:00 | NEA (18>H>22) | CATCH | 109 | MPEC 2004-S48 2004 SD26 | 2004-09-23 18:27:00 | NEA (18>H>22) | CATCH | 110 | MPEC 2004-S49 2004 SE26 | 2004-09-23 18:31:00 | NEA (H>22) | CATCH | 111 | MPEC 2004-S53 2004 SR26 | 2004-09-24 15:59:00 | NEA (H>22) | CATCH | 112 | MPEC 2004-T03 DAILY ORBIT UPDATE (2004 OCT. 3 UT) | 2004-10-03 06:11:00 | 113 | MPEC 2004-T04 DAILY ORBIT UPDATE (2004 OCT. 4 UT) | 2004-10-04 06:10:00 | 114 | MPEC 2004-T13 DAILY ORBIT UPDATE (2004 OCT. 5 UT) | 2004-10-05 06:10:00 | 115 | MPEC 2004-T16 2004 TA1 | 2004-10-06 05:07:00 | NEA (H>22) | CATCH | 116 | MPEC 2004-T17 DAILY ORBIT UPDATE (2004 OCT. 6 UT) | 2004-10-06 06:11:00 | 117 | MPEC 2004-T18 COMET P/2004 T1 (LINEAR-NEAT) | 2004-10-06 16:52:00 | Comet | CATCH | 118 | MPEC 2004-T19 2004 TN1 | 2004-10-06 18:21:00 | PHAg18 | CATCH | 119 | MPEC 2004-T20 2004 TP1 | 2004-10-06 18:23:00 | PHAg18 | CATCH | 120 | MPEC 2004-T23 2004 TE8 | 2004-10-07 12:56:00 | NEA (18>H>22) | CATCH | 121 | MPEC 2004-T28 2004 TB10 | 2004-10-09 14:33:00 | PHAg18 | CATCH | 122 | MPEC 2004-T29 2004 TC10 | 2004-10-09 14:36:00 | NEA (18>H>22) | CATCH | 123 | MPEC 2004-T30 2004 TD10 | 2004-10-09 14:40:00 | NEA (H>22) | CATCH | 124 | MPEC 2004-T31 2004 TE10 | 2004-10-09 14:53:00 | NEA (H>22) | CATCH | 125 | MPEC 2004-T32 2004 TF10 | 2004-10-09 15:06:00 | NEA (18>H>22) | CATCH | 126 | MPEC 2004-T33 2004 TG10 | 2004-10-09 15:09:00 | PHAg18 | CATCH | 127 | MPEC 2004-T34 2004 TH10 | 2004-10-09 15:11:00 | NEA (18>H>22) | CATCH | 128 | MPEC 2004-T35 2004 TJ10 | 2004-10-09 15:15:00 | NEA (H>22) | CATCH | 129 | MPEC 2004-T36 2004 TK10 | 2004-10-09 15:17:00 | NEA (18>H>22) | CATCH | 130 | MPEC 2004-T37 2004 TL10 | 2004-10-09 15:20:00 | PHAg18 | CATCH | 131 | MPEC 2004-T40 2004 TU11 | 2004-10-10 16:39:00 | NEA (18>H>22) | CATCH | 132 | MPEC 2004-T53 2004 TS12 | 2004-10-11 16:17:00 | ✓ | Unusual | CATCH | 133 | MPEC 2005-B01 2005 AV27 | 2005-01-16 06:40:00 | PHAg18 | CATCH | 134 | MPEC 2005-B05 2005 AY28 | 2005-01-17 05:15:00 | PHAg18 | CATCH | 135 | MPEC 2005-G72 2005 GF81 | 2005-04-11 15:09:00 | NEA (18>H>22) | CATCH | 136 | MPEC 2005-G73 2005 GG81 | 2005-04-11 15:28:00 | NEA (H>22) | CATCH | 137 | MPEC 2005-G74 2005 GH81 | 2005-04-11 15:34:00 | PHAg18 | CATCH | 138 | MPEC 2005-G78 2005 GZ110 | 2005-04-12 11:32:00 | NEA (H>22) | CATCH | 139 | MPEC 2005-G85 2005 GA120 | 2005-04-13 10:47:00 | NEA (H>22) | CATCH | 140 | MPEC 2005-G86 2005 GB120 | 2005-04-13 10:49:00 | NEA (18>H>22) | CATCH | 141 | MPEC 2005-G87 2005 GC120 | 2005-04-13 10:51:00 | PHAg18 | CATCH | 142 | MPEC 2005-G88 COMET P/2005 GF8 (LONEOS) | 2005-04-13 19:42:00 | Comet | CATCH | 143 | MPEC 2005-H03 2005 GK141 | 2005-04-16 13:18:00 | ✓ | NEA (H>22) | CATCH | 144 | MPEC 2005-J64 2005 JF108 | 2005-05-14 09:13:00 | ✓ | NEA (18>H>22) | CATCH | 145 | MPEC 2005-K01 COMET C/2005 J2 (CATALINA) | 2005-05-16 00:15:00 | Comet | CATCH |
List of Observers
Observer Group | Total MPECs |
---|---|
G.R.Jones | 462 |
Individual Observer | Total MPECs |
---|---|
G.R.Jones | 462 |
List of Measurers
Measurer Group | Total MPECs |
---|
Individual Measurer | Total MPECs |
---|
List of Facilities
Facilities | Count |
---|---|
0.32-m Ritchey-Chretien + CCD | 149 |
0.35-m Schmidt-Cassegrain + CCD | 6 |
0.35-m f/11.0 Schmidt-Cassegrain + CCD | 48 |
0.4-m Ritchey-Chretien + CCD | 145 |
0.40-m Ritchey-Chretien + CCD | 114 |