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v. 3.17.1
C/1987 H1
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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 17:04
Orbital Elements
MPC Comet
Epoch of elements (MJD)
47102.0
Nov. 3, 1987
Orbital inclination in deg
132.4851563650379
Longitude of Ascending Node (deg)
268.3366185975219
Arg of perihelion (deg)
16.99216175602985
Eccentricity
1.003211651514714
Perihelion distance (AU)
5.4572905
Epoch of perihelion
Nov. 17, 1986, 12:37 a.m.
Epoch of perihelion (MJD)
46751.02620
Total Magnitude (M1)
5.2
Slope Parameter (k1)
24.375
Physical Parameters
Follow-up Details
Number of observations
126
Arc length (days)
1715.00
Spectroscopy Details
Known Taxonomies
None
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