Discovery MPECs for 247

Discovery MPEC totals by publication interval for station 247 — Discovery MPECs for station 247

Roving Observer

Made with MPECSGET database output from a stable database snapshot. Data on this page includes MPECs issued through 2026-09-15.

Code: 247
All MPECs: 210
Object MPECs: 63
Other MPECs: 147
Discovery MPECs: 4

Telescopes: 3.411-m f/6.8 reflector; 0.68-m f/4.3 reflector; 0.51-m f/6.8 reflector; 0.43-m reflector; 0.4-m f/4.4 reflector; 0.4-m f/6.3 reflector; 0.4-m reflector; 0.36-m f/7.1 reflector; 0.35-m f/1.9 reflector; 0.35-m f/3 reflector; 0.35-m f/6.2 reflector; 0.35-m reflector; 0.33-m f/10 refractor; 0.3-m f/3.8 reflector; 0.3-m f/4 refractor; 0.3-m f/4.6 reflector; 0.3-m f/5 reflector; 0.28-m f/2.2 reflector; 0.25-m f/4 reflector; 0.25-m f/5 reflector; 0.23-m f/6.7 reflector; 0.2-m f/10 reflector; 0.2-m f/2.5 reflector; 0.2-m f/2.8 reflector; 0.2-m f/3 reflector; 0.2-m f/4 reflector; 0.2-m f/5 reflector; 0.2-m f/6 reflector; 0.2-m f/7.2 reflector; 0.2-m f/8 reflector; 0.2-m reflector; 0.18-m f/2.8 reflector; 0.16-m f/3.3 reflector; 0.15-m f/10 reflector; 0.15-m f/3.45 reflector; 0.15-m f/4 reflector; 0.15-m f/4 refractor; 0.15-m f/5 reflector; 0.15-m f/7 reflector; 0.14-m f/3.5 refractor; 0.135-m f/2 refractor; 0.13-m f/3.3 reflector; 0.13-m f/5.2 refractor; 0.12-m f/5 reflector; 0.12-m f/5 refractor; 0.12-m f/7.5 refractor; 0.11-m f/5 refractor; 0.1-m refractor; 0.08-m f/2.8 refractor; 0.08-m f/4.3 refractor; 0.08-m f/5.5 refractor; 0.08-m f/6 refractor; 0.08-m f/7.5 refractor; 0.07-m f/4 refractor; 0.07-m f/5.9 refractor; 0.06-m f/5.8 refractor; 0.06-m f/6.3 refractor; 0.05-m f/5 refractor
Observers: A. Chapman; A. De Pieri; A. Lapshin; A.Leroy; A. Novichonok; A. Pearce; A. Schnabel; A. Valvasori; B. Dumitru; B. Lutkenhoner; B. Sheets; C. Rodriguez; D. Bertesteanu; D. Chestnov; D. Crowson; D. Daelman; D. Gentilli; D. Gonzalez; D. Ruhela; E. Guido; E. Prosperi; F. D. Romanov; G. Sostero; G. Wells; H. Nishimura; H. Watanabe; J. Brimacombe; J. Chen; J. Elías; J. Jahn; J. Maikner; K. Yoshimoto; L. Donato; M.-T. Hui; M. Adamovsky; M. Christy; M. Emmerich; M. Jaeger; M. Kalisz; M. Mancuska; M. Masek; M. Mattiazzo; M. Popescu; M. Rocchetto; M. Suzuki; M. Teodorescu; N. Paul; N. Tirawat; P.-J. Dekelver; P. O. Staff; Q. Zhang; R. B. Glassey; R. Nolte; S. Badcock; S. Beck; S. Colombo; S. Melchert; S. Takamatsu; T. Lovejoy; T. Prystavski; V. Dumitrescu; V. Gonzalez; W. Vollmann; Y. Yamaguchi; Z.-Q. Guo; Z. Banfalvy
Measurers: A. Chapman; A.Leroy; A. Pearce; D. Bamberger; D. Bertesteanu; E. Guido; H. Sato; J. Prieto; K. Ly; K. Yoshimoto; M.-T. Hui; M. Christy; M. Kusiak; M. Popescu; M. Suzuki; N. Paul; S. Beck; S. Deen; T. Prystavski; W. Vollmann; Y. Yamaguchi; Z. Banfalvy
Shared chart timeline: 1901-05-14 to 2026-09-15
Consecutive 5-year periods, 26 bars
Download histogram data (TXT)

Discovery MPECs

MPEC	Title	Objects	Discovery	Issued
2025-R102	COMET C/2025 R2 (SWAN)	1	`*`	2025-09-15
2023-P87	COMET C/2023 P1 (Nishimura)	1	`*`	2023-08-15
2021-O47	COMET C/2021 O1 (Nishimura)	1	`*`	2021-07-25
2020-G71	2020 FB7	1	`*`	2020-04-07

MPEC: online Minor Planet Electronic Circular.
Title: official title read from the MPEC.
Objects: number of different objects contained in the original MPEC.
Discovery: an asterisk only when station 247 is credited with a discovery in that MPEC.
Issued: official MPEC publication date in YYYY-MM-DD format.

Objects discovered by this station

Nr.	Object	Unpacked object	MPEC	Discovery	Stations	Obs all	Obs 247	Obs percent	Note
1	`K20F07B`	2020 FB7	2020-G71	`*`	6	36	16	44 %
2	`CK21O010`	C/2021 O1	2021-O47	`*`	12	72	10	14 %	comet
3	`CK23P010`	C/2023 P1	2023-R20, 2023-P87	`*`	73	827	13	2 %	comet
4	`CK25R020`	C/2025 R2	2025-U263, 2025-S173, 2025-S35, 2025-R102	`*`	136	2541	70	3 %	comet
Sum	`4 objects`					3476	109	3 %	3 comets

Object: packed MPC designation.
Unpacked object: readable designation linked to the MPC orbit page.
MPEC: source notices in which this station reported this object.
Discovery: an asterisk only when station 247 discovered the object.
Stations: all stations in current MPEC data which observed the object.
Obs all: unique current observations by all stations; superseded copies are not counted.
Obs 247: unique current observations by this station.
Obs percent: this station's share of all unique observations.
Note: object-type note.

Only objects with a station-specific discovery marker are listed. Counts use the same unique current observations as the complete station page.

Created with MPECSGET database output.