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v. 3.17.1
C/2011 Q4
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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-Jun-17 01:21
Orbital Elements
MPC Comet
Epoch of elements (MJD)
55870.0
Nov. 5, 2011
Orbital inclination in deg
147.8430700500252
Longitude of Ascending Node (deg)
252.0857091205893
Arg of perihelion (deg)
1.880850387483179
Eccentricity
0.974158227443668
Perihelion distance (AU)
1.1122274
Epoch of perihelion
Sept. 21, 2011, 2 a.m.
Epoch of perihelion (MJD)
55825.08346
Total Magnitude (M1)
11.7
Slope Parameter (k1)
23.125
Physical Parameters
Follow-up Details
Number of observations
168
Arc length (days)
204.00
Spectroscopy Details
Known Taxonomies
None
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