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v. 3.17.1
C/1989 W1
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Type
Comet (Hyperbolic)
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 17:17
Orbital Elements
MPC Comet
Epoch of elements (MJD)
47865.0
Dec. 5, 1989
Orbital inclination in deg
88.38628146982141
Longitude of Ascending Node (deg)
345.9168791687965
Arg of perihelion (deg)
205.2588926965027
Eccentricity
1.000064988346867
Perihelion distance (AU)
0.3006889
Epoch of perihelion
Dec. 27, 1989, 9:19 p.m.
Epoch of perihelion (MJD)
47887.88859
Total Magnitude (M1)
8.2
Slope Parameter (k1)
32.5
Physical Parameters
Follow-up Details
Number of observations
73
Arc length (days)
151.00
Spectroscopy Details
Known Taxonomies
None
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