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v. 3.17.1
C/1998 J1
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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 18:26
Orbital Elements
MPC Comet
Epoch of elements (MJD)
50973.0
June 9, 1998
Orbital inclination in deg
62.93183004478351
Longitude of Ascending Node (deg)
351.6485588070252
Arg of perihelion (deg)
110.5571894692113
Eccentricity
1.000172171663882
Perihelion distance (AU)
0.1532144
Epoch of perihelion
May 8, 1998, 2:51 p.m.
Epoch of perihelion (MJD)
50941.61884
Total Magnitude (M1)
6.5
Slope Parameter (k1)
18.75
Physical Parameters
Follow-up Details
Number of observations
318
Arc length (days)
94.00
Spectroscopy Details
Known Taxonomies
None
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