R65 R. F. Joyce Observatory, Christchurch

Where is this observatory?

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 Orbit Update DOU List Update Retraction Other Follow-Up First Follow-Up
2025 0 0 0 0 0 0 0 0 0 0
2024 5 0 0 0 0 0 0 0 5 0
2023 2 0 0 0 2 0 0 0 0 0
2022 30 0 0 3 16 0 0 0 11 0
2021 16 0 0 1 10 0 0 0 4 1
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 0 0 0 0 0 0 0 0 0 0
2004 0 0 0 0 0 0 0 0 0 0
2003 0 0 0 0 0 0 0 0 0 0
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 2021-P14 DAILY ORBIT UPDATE (2021 August 3) 2021-08-03 12:06:00
2 MPEC 2021-P71 DAILY ORBIT UPDATE (2021 August 7) 2021-08-07 12:03:00
3 MPEC 2021-P80 2021 PH2 2021-08-08 04:42:00 PHAg18 CATCH
4 MPEC 2021-P179 DAILY ORBIT UPDATE (2021 August 15) 2021-08-15 12:05:00
5 MPEC 2021-R176 DAILY ORBIT UPDATE (2021 September 9) 2021-09-09 12:03:00
6 MPEC 2021-S88 DAILY ORBIT UPDATE (2021 September 25) 2021-09-25 12:03:00
7 MPEC 2021-S91 DAILY ORBIT UPDATE (2021 September 26) 2021-09-26 12:03:00
8 MPEC 2021-S94 2021 SV 2021-09-27 11:13:00 NEA (H>22) CATCH
9 MPEC 2021-S97 2011 CD22 2021-09-27 16:07:00 NEA (H>22) CATCH
10 MPEC 2021-S104 2021 SG1 2021-09-28 11:15:00 NEA (H>22) CATCH
11 MPEC 2021-S105 DAILY ORBIT UPDATE (2021 September 28) 2021-09-28 12:05:00
12 MPEC 2021-S112 2021 SK1 2021-09-28 21:19:00 ✓ NEA (H>22) CATCH
13 MPEC 2021-T02 DAILY ORBIT UPDATE (2021 October 1) 2021-10-01 12:09:00
14 MPEC 2021-T189 DAILY ORBIT UPDATE (2021 October 9) 2021-10-09 12:20:00
15 MPEC 2021-X181 DAILY ORBIT UPDATE (2021 December 10) 2021-12-10 12:06:00
16 MPEC 2022-A186 DAILY ORBIT UPDATE (2022 January 15) 2022-01-15 12:16:00
17 MPEC 2022-B01 DAILY ORBIT UPDATE (2022 January 16) 2022-01-16 12:16:00
18 MPEC 2022-B08 DAILY ORBIT UPDATE (2022 January 21) 2022-01-21 12:18:00
19 MPEC 2022-B12 DAILY ORBIT UPDATE (2022 January 22) 2022-01-22 12:18:00
20 MPEC 2022-D44 DAILY ORBIT UPDATE (2022 February 24) 2022-02-24 12:05:00
21 MPEC 2022-D51 2022 DB1 2022-02-25 02:23:00 NEA (H>22) CATCH
22 MPEC 2022-D54 2022 DD1 2022-02-25 12:46:00 NEA (H>22) CATCH
23 MPEC 2022-D56 2022 DF1 2022-02-25 13:41:00 NEA (H>22) CATCH
24 MPEC 2022-D57 2022 DG1 2022-02-25 18:35:00 NEA (18>H>22) CATCH
25 MPEC 2022-D59 2022 DJ1 2022-02-25 21:42:00 NEA (H>22) CATCH
26 MPEC 2022-D64 DAILY ORBIT UPDATE (2022 February 26) 2022-02-26 12:07:00
27 MPEC 2022-E133 OBSERVATIONS AND ORBITS OF COMETS AND A/ OBJECTS 2022-03-09 03:16:00 Comet CATCH
28 MPEC 2022-F86 2022 FF2 2022-03-27 12:27:00 NEA (H>22) CATCH
29 MPEC 2022-F118 DAILY ORBIT UPDATE (2022 March 29) 2022-03-29 12:03:00
30 MPEC 2022-F119 2017 WN13 2022-03-29 20:55:00 NEA (H>22) CATCH
31 MPEC 2022-G115 DAILY ORBIT UPDATE (2022 April 8) 2022-04-08 12:10:00
32 MPEC 2022-G129 2022 GH3 2022-04-09 03:06:00 NEA (18>H>22) CATCH
33 MPEC 2022-H22 DAILY ORBIT UPDATE (2022 April 22) 2022-04-22 12:03:00
34 MPEC 2022-H23 2022 HJ 2022-04-22 14:54:00 NEA (H>22) CATCH
35 MPEC 2022-H128 DAILY ORBIT UPDATE (2022 April 30) 2022-04-30 12:02:00
36 MPEC 2022-H131 2022 HB4 2022-04-30 15:23:00 NEA (18>H>22) CATCH
37 MPEC 2022-L29 DAILY ORBIT UPDATE (2022 June 5) 2022-06-05 12:11:00
38 MPEC 2022-N18 2019 NW5 2022-07-02 17:05:00 NEA (H>22) CATCH
39 MPEC 2022-N20 DAILY ORBIT UPDATE (2022 July 3) 2022-07-03 12:02:00
40 MPEC 2022-O02 DAILY ORBIT UPDATE (2022 July 16) 2022-07-16 12:01:00
41 MPEC 2022-O05 DAILY ORBIT UPDATE (2022 July 17) 2022-07-17 12:01:00
42 MPEC 2022-Q154 DAILY ORBIT UPDATE (2022 August 28) 2022-08-28 12:04:00
43 MPEC 2022-Q159 2022 QO6 2022-08-28 12:35:00 NEA (H>22) CATCH
44 MPEC 2022-Q192 DAILY ORBIT UPDATE (2022 August 30) 2022-08-30 12:07:00
45 MPEC 2022-W34 2022 QK204 2022-11-17 17:39:00 NEAl18 CATCH
46 MPEC 2023-H233 DAILY ORBIT UPDATE (2023 April 28) 2023-04-28 12:39:00
47 MPEC 2023-J11 DAILY ORBIT UPDATE (2023 May 2) 2023-05-02 12:03:00
48 MPEC 2024-P31 2024 PA 2024-08-02 18:15:00 NEA (H>22) CATCH
49 MPEC 2024-P34 2024 PC 2024-08-02 20:56:00 NEA (H>22) CATCH
50 MPEC 2024-P44 2024 OA3 2024-08-03 12:59:00 NEA (H>22) CATCH
51 MPEC 2024-P50 2024 PJ 2024-08-03 18:36:00 NEA (H>22) CATCH
52 MPEC 2024-P67 2024 PW 2024-08-05 23:44:00 NEA (18>H>22) CATCH

Objects Observed by This Station (75 total)

Object Observations Discoveries First Obs Last Obs Magnitude MPECs
N7805 600 0 2021-08-14 2021-08-14 18.2 200
j0263 450 0 2021-07-11 2021-07-13 20.7 75
K18C13W 360 0 2022-01-15 2022-01-21 19.0 40
K22F03R 308 0 2022-04-22 2022-04-29 17.7 44
CK22A020 243 0 2022-02-25 2022-02-25 21.6 81
K22G03H 161 0 2022-04-07 2022-04-22 20.4 23
K04P42S 160 0 2022-07-16 2022-07-16 20.9 32
K22G04A 156 0 2022-04-29 2022-04-29 18.9 52
K22P00C 144 0 2022-08-28 2022-08-28 19.6 36
K22Q04X 136 0 2022-08-28 2022-08-29 23.2 17
K16AJ3J 135 0 2021-08-06 2021-08-06 N/A 45
K23H02K 128 0 2023-04-27 2023-04-27 22.3 32
K19C02D 126 0 2022-08-28 2022-08-28 17.6 42
K22A01C 126 0 2022-01-14 2022-01-21 N/A 14
K22D00M 120 0 2022-02-25 2022-02-25 N/A 40
K22K01A 115 0 2022-06-04 2022-06-04 18.0 23
K15Xb8P 108 0 2022-01-15 2022-01-21 N/A 18
r1944 90 0 2022-07-16 2022-07-16 15.7 30
K22F02F 84 0 2022-03-25 2022-03-28 22.5 14
K22H00J 81 0 2022-04-22 2022-04-22 19.4 27
K21N01U 72 0 2021-08-06 2021-08-06 N/A 24
K21Q06V 72 0 2021-09-25 2021-09-25 19.6 24
K23H01P 72 0 2023-04-27 2023-04-27 17.9 18
P0680 72 0 2021-08-14 2021-09-08 N/A 12
K17X02O 69 0 2022-04-22 2022-04-22 19.0 23
K21Q03B 66 0 2021-09-08 2021-09-08 16.7 22
K21P00O 54 0 2021-08-06 2021-08-06 20.5 18
K22K04Y 54 0 2022-07-16 2022-07-16 21.1 18
K19A13Y 52 0 2022-04-22 2022-04-22 19.2 13
K19N05W 48 0 2022-07-02 2022-07-02 18.9 12
K21P02H 45 0 2021-08-06 2021-08-06 22.1 15
K21Q01R 45 0 2021-09-24 2021-09-24 21.6 15
K22F02Z 44 0 2022-03-28 2022-03-28 N/A 11
K22A00F 42 0 2022-01-15 2022-01-15 18.3 14
K22D01G 42 0 2022-02-24 2022-02-24 N/A 14
K22Q03O 42 0 2022-08-28 2022-08-28 22.0 14
K22M00S 40 0 2022-07-02 2022-07-02 17.8 10
K22D00F 36 0 2022-02-24 2022-02-24 19.3 9
K22F00Q 36 0 2022-03-28 2022-03-28 N/A 12
K22K01E 36 0 2022-06-04 2022-06-04 21.0 12
K22A06O 35 0 2022-01-14 2022-01-15 20.0 5
K21R02F 33 0 2021-09-25 2021-09-25 18.7 11
K21S00V 33 0 2021-09-25 2021-09-30 20.2 3
K22G02J 33 0 2022-04-07 2022-04-07 N/A 11
K17W13N 30 0 2022-03-28 2022-03-28 16.2 10
K22H00C 30 0 2022-04-22 2022-04-22 20.1 10
K23H03Z 28 0 2023-04-27 2023-04-27 17.6 7
K24P00A 28 0 2024-08-02 2024-08-02 19.6 7
K24P00J 25 0 2024-08-02 2024-08-02 19.1 5
K22D01D 24 0 2022-02-24 2022-02-24 20.9 8
K22D01F 24 0 2022-02-24 2022-02-25 21.0 4
K21R02G 21 0 2021-09-08 2021-09-08 17.6 7
K22G02L 21 0 2022-04-07 2022-04-07 21.1 7
K23H04P 21 0 2023-04-27 2023-04-27 21.2 7
K22H04B 20 0 2022-04-29 2022-04-29 18.5 5
K23H04Z 20 0 2023-05-02 2023-05-02 17.0 5
K24P00C 20 0 2024-08-02 2024-08-02 22.5 5
K11C22D 18 0 2021-09-25 2021-09-25 19.9 6
K21P01N 18 0 2021-08-06 2021-08-06 18.3 6
K21S01K 18 0 2021-09-28 2021-09-30 19.2 2
K22F02L 16 0 2022-03-28 2022-03-28 16.7 4
K21Q03L 15 0 2021-09-08 2021-09-08 18.5 5
K21R02H 15 0 2021-09-08 2021-09-08 19.2 5
K22D01J 15 0 2022-02-25 2022-02-25 19.8 5
K22Q04T 15 0 2022-08-28 2022-08-28 19.0 5
K24O03A 15 0 2024-08-02 2024-08-02 18.0 5
K22D01B 12 0 2022-02-24 2022-02-24 21.6 4
K22L00J 12 0 2022-06-04 2022-06-04 20.7 4
K22G02Q 10 0 2022-04-07 2022-04-07 21.0 5
K22G02K 9 0 2022-04-07 2022-04-07 17.1 3
K22Q06O 9 0 2022-08-28 2022-08-28 20.5 3
K21S01G 8 0 2021-09-28 2021-09-28 20.6 2
K21S01V 8 0 2021-09-30 2021-09-30 19.2 2
K22QK4K 6 0 2022-08-28 2022-08-28 22.3 2
K24P00W 4 0 2024-08-02 2024-08-02 18.7 1

List of Observers

Observer Group Total MPECs
Unknown 28
R.B.Glassey 24
Individual Observer Total MPECs
Unknown 28
R.B.Glassey 24

List of Measurers

Measurer Group Total MPECs
Unknown 52
Individual Measurer Total MPECs
Unknown 52

List of Facilities

Facilities Count
0.4-m f/8.0 Schmidt Cassegrain + CCD 8
0.4-m f/8.0 Schmidt-Cassegrain + CCD 16
Unknown 28