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Minor planet follow-up portal
v. 3.14.2
Elenin (C/2015 X4)
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Name
I049742 → C/2015 X4
Type
Comet (Jupiter Family)
Status
Not Following
Source
Minor Planet Center
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; (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)
Site
Min Altitude
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Measurements
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Last Update: 2017-Mar-24 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
58200.0
March 23, 2018
Orbital inclination in deg
29.50093
Longitude of Ascending Node (deg)
262.61722
Arg of perihelion (deg)
176.39357
Eccentricity
0.8120746
Perihelion distance (AU)
3.3974376
Epoch of perihelion
Nov. 3, 2015, 7:30 a.m.
Epoch of perihelion (MJD)
57329.31319
Total Magnitude (M1)
13.1
Slope Parameter (k1)
4.5
Physical Parameters
Reciprocal of semimajor axis
MPEC 2018-D91
0.05512895 au
K1
autocmod 2.9c
21
4.5
M1
2 parameter fit from 323 observations, autocmod 2.9c
21
13.1
+/- 0.9
Phase Slope
MPC Default
4.0
Follow-up Details
Number of observations
588
Arc length (days)
823.00
Time since last observation (days)
1801.14
Spectroscopy Details
Known Taxonomies
None
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