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v. 3.17.1
C/1991 R1
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Type
Comet
Status
Not Following
Source
NEODSYS
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38,V45,V47; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
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Last Update: 2026-May-22 17:32
Orbital Elements
MPC Comet
Epoch of elements (MJD)
49109.0
May 2, 1993
Orbital inclination in deg
104.5220918486352
Longitude of Ascending Node (deg)
150.1147100480936
Arg of perihelion (deg)
149.1302095316425
Eccentricity
0.9998516694306198
Perihelion distance (AU)
6.9819177
Epoch of perihelion
Nov. 10, 1990, 10 p.m.
Epoch of perihelion (MJD)
48205.91694
Total Magnitude (M1)
4.4
Slope Parameter (k1)
27.5
Physical Parameters
Follow-up Details
Number of observations
41
Arc length (days)
1090.00
Spectroscopy Details
Known Taxonomies
None
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