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v. 3.17.1
C/1999 J3
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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 18:58
Orbital Elements
MPC Comet
Epoch of elements (MJD)
51429.0
Sept. 8, 1999
Orbital inclination in deg
101.6560362757572
Longitude of Ascending Node (deg)
228.9789608121327
Arg of perihelion (deg)
161.9805624642706
Eccentricity
0.9993863899472998
Perihelion distance (AU)
0.9768090
Epoch of perihelion
Sept. 20, 1999, 4 a.m.
Epoch of perihelion (MJD)
51441.16686
Total Magnitude (M1)
11.3
Slope Parameter (k1)
33.75
Physical Parameters
Follow-up Details
Number of observations
187
Arc length (days)
292.00
Spectroscopy Details
Known Taxonomies
None
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