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v. 3.17.1
C/1975 X1
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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 16:30
Orbital Elements
MPC Comet
Epoch of elements (MJD)
42765.0
Dec. 19, 1975
Orbital inclination in deg
93.95712190458552
Longitude of Ascending Node (deg)
281.4954333057659
Arg of perihelion (deg)
215.4629055168465
Eccentricity
1.001508000860778
Perihelion distance (AU)
0.8639704
Epoch of perihelion
Jan. 3, 1976, 10:01 p.m.
Epoch of perihelion (MJD)
42780.91795
Total Magnitude (M1)
11.1
Slope Parameter (k1)
25.0
Physical Parameters
Follow-up Details
Number of observations
72
Arc length (days)
57.00
Spectroscopy Details
Known Taxonomies
None
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