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v. 3.17.1
C/1931 O1
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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 15:45
Orbital Elements
MPC Comet
Epoch of elements (MJD)
26619.0
Oct. 5, 1931
Orbital inclination in deg
42.30241346735011
Longitude of Ascending Node (deg)
192.2526215310513
Arg of perihelion (deg)
320.0911351137149
Eccentricity
0.9784511602778915
Perihelion distance (AU)
1.0461950
Epoch of perihelion
June 11, 1931, 5:58 p.m.
Epoch of perihelion (MJD)
26503.74920
Total Magnitude (M1)
5.7
Slope Parameter (k1)
11.875
Physical Parameters
Follow-up Details
Number of observations
33
Arc length (days)
87.00
Spectroscopy Details
Known Taxonomies
None
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