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v. 3.17.1
C/1999 U1
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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 19:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
51496.0
Nov. 14, 1999
Orbital inclination in deg
105.745304591207
Longitude of Ascending Node (deg)
58.2567377670868
Arg of perihelion (deg)
291.1179358654528
Eccentricity
1.003406468198359
Perihelion distance (AU)
4.1391228
Epoch of perihelion
Sept. 3, 1998, 7:06 a.m.
Epoch of perihelion (MJD)
51059.29597
Total Magnitude (M1)
10.8
Slope Parameter (k1)
11.25
Physical Parameters
Follow-up Details
Number of observations
208
Arc length (days)
402.00
Spectroscopy Details
Known Taxonomies
None
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