M.P.E.C. statistics for 691

MPEC totals by publication interval for station 691 — All MPECs for station 691

Observation totals by observation interval for station 691 — All observations for station 691

Kitt Peak; Steward Observatory, Kitt Peak; Steward Observatory, Kitt Peak-Spacewatch

Made with MPECSGET database output from a stable database snapshot. Data on this page includes MPECs issued through 2026-11-07.

Code: 691
All MPECs: 7929
Object MPECs: 3528
Other MPECs: 4401
Discovery MPECs: 889

Telescopes: 2.3-m f/2 reflector; 1.2-m reflector; 0.9-m f/3 reflector; 0.9-m f/5 reflector; 0.9-m reflector; 0.91 spacewatch telescope
Observers: A. B. Marais; A. Boattini; A. Descour; A. E. Gleason; A. F. Tubbiolo; A. Gleason; A. S. Descour; B. May; B. P. Zuniga; B. Wetzler; C. Bayus; C. Hergenrother; C. Lejoly; C. M. Fu; C. Trujillo; C. W. Hergenrother; D. J. Higgins; D. L. Rabinowitz; D. Maggs; D. Means; D. Rabinowitz; E. Bogucka; E. Guido; E. P. Majden; F. Mallia; H. Liu; H. W. McGee; I. M. Florence; J. A; J. A. Larsen; J. Heidman; J. J. Gomez; J.L. Montani; J. Larsen; J. Manek; J. Montani; J. Scotti; J. V. Scotti; J. W. Brownlee; J. Yu; K. C. Cochran; K. R. Fetter; K. W. Pavitt; L. E. Turner; L. S. Garrett; L. Sheng; M. Block; M. Brown; M. C. Begam; M. E. Boschat; M. E. Schwamb; M. J. Brucker; M. Kuczewski; M. L. Perry; M. Langbroek; M. Read; M. T. R ed; M. T. Read; N. Danzl; N. L. Carpenter; N. L. Chabot; P. A. Bednarek; P. B. Lake; P. J. Czuma; P. Lau; R. A. Mastaler; R. Araiza; R. C. Klein; R. Dymock; R. G. Gagliano; R. G. Konkol; R. Gorelli; R. H. Broad; R. Jedicke; R. Kowalski; R. S. McMillan; R. Smith; S. A. Megan; S. A. Radaelli; S. B. Pope; S. Ding; S. F. Hoenig; S. J. D. MacEwan; S. Kürti; S. M. Larson; T. A. Craney; T. Chen; T. Gehrels; T. H. Bressi; T. J. Hoffman; T. Metcalfe; V. Hansen
Measurers: A. E. Gleason; A. F. Tubbiolo; A. Gleason; A. M. Tuzzolino; A. S. Descour; C. Lejoly; C. W. Hergenrother; D. Rabinowitz; E. A. Roe; J. A. Larsen; J.L. Montani; J. Scotti; J. V. Scotti; M.-T. Hui; M. Block; M. J. Brucker; M. Micheli; M. T. Read; P. IMPACT; Program IMPACT; Program v2.0; R. A. Mastaler; R. Jedicke; R. S. McMillan; T. Gehrels; T. H. Bressi; T. Metcalfe
Shared chart timeline: 1990-09-28 to 2026-11-07
Consecutive 2-year periods, 19 bars
Download histogram data (TXT)

Station maps

Open full OpenStreetMap map · Open full Google Maps map

OpenStreetMap

Map data © OpenStreetMap contributors.

Station MPECs

MPEC	Title	Objects	Discovery	Issued

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 691 is credited with a discovery in that MPEC.
Issued: official MPEC publication date in YYYY-MM-DD format.

Observed objects

Nr.	Object	Unpacked object	MPEC	Discovery	Stations	Obs all	Obs 691	Obs percent	Note
Sum	`10649 objects`					2577642	68516	3 %	536 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 691 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 691: unique current observations by this station.
Obs percent: this station's share of all unique observations.
Note: object-type note.

691 has discovered 888 objects. It has made 68516 of all 2577642 observations (3 %) at 10649 objects.

Created with MPECSGET database output.