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v. 3.17.1
C/1984 U1
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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 16:52
Orbital Elements
MPC Comet
Epoch of elements (MJD)
46231.0
June 15, 1985
Orbital inclination in deg
179.2123013434819
Longitude of Ascending Node (deg)
238.2984571030637
Arg of perihelion (deg)
182.8198315205217
Eccentricity
0.9944083726612495
Perihelion distance (AU)
5.4891107
Epoch of perihelion
Sept. 3, 1984, 10:51 a.m.
Epoch of perihelion (MJD)
45946.45229
Total Magnitude (M1)
8.1
Slope Parameter (k1)
17.5
Physical Parameters
Follow-up Details
Number of observations
60
Arc length (days)
2034.00
Spectroscopy Details
Known Taxonomies
None
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