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v. 3.17.1
C/1998 H1
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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 18:22
Orbital Elements
MPC Comet
Epoch of elements (MJD)
50946.0
May 13, 1998
Orbital inclination in deg
104.6929600884632
Longitude of Ascending Node (deg)
222.1090703568467
Arg of perihelion (deg)
1.325282826220376
Eccentricity
0.99794040997194
Perihelion distance (AU)
1.4872908
Epoch of perihelion
April 14, 1998, 10:13 a.m.
Epoch of perihelion (MJD)
50917.42596
Total Magnitude (M1)
10.0
Slope Parameter (k1)
22.5
Physical Parameters
Follow-up Details
Number of observations
407
Arc length (days)
91.00
Spectroscopy Details
Known Taxonomies
None
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