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v. 3.14.2
Grauer (C/2018 F1)
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Name
ZFA15EA → C/2018 F1
Type
Comet (Long Period)
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: 2019-Aug-08 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59400.0
July 5, 2021
Orbital inclination in deg
46.07692
Longitude of Ascending Node (deg)
177.27553
Arg of perihelion (deg)
71.6262
Eccentricity
0.9890227
Perihelion distance (AU)
2.9947950
Epoch of perihelion
Dec. 13, 2018, 12:31 p.m.
Epoch of perihelion (MJD)
58465.52182
Total Magnitude (M1)
12.7
Slope Parameter (k1)
6.25
Physical Parameters
Reciprocal of semimajor axis
E2021-R75
0.004627 au
+/- 0.000003
+/- 0.000003
K1
autocmod 2.9e
14
6.25
M1
2 parameter fit from 176 observations, autocmod 2.9e
14
12.7
+/- 0.8
Follow-up Details
NEOCP
digest2
score
10
Number of observations
181
Arc length (days)
594.00
Time since last observation (days)
934.11
Spectroscopy Details
Known Taxonomies
None
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