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v. 3.8.3
Lemmon (C/2017 F1)
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Name
YF9798E → C/2017 F1
Type
Comet (Hyperbolic) [Dynamically New]
Status
Actively 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)
------------ 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.)
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
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Min Altitude
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Recent Blocks Scheduled
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Measurements
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Last Update: 2018-Feb-17 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
58200.0
March 23, 2018
Orbital inclination in deg
146.48175
Longitude of Ascending Node (deg)
158.74647
Arg of perihelion (deg)
64.81944
Eccentricity
1.0046116
Perihelion distance (AU)
4.4997731
Epoch of perihelion
Nov. 30, 2017, 11:51 p.m.
Epoch of perihelion (MJD)
58087.99440
Total Magnitude (M1)
7.5
Slope Parameter (k1)
15.0
Physical Parameters
Reciprocal of semimajor axis
MPEC 2018-S50
0.00001883 au
+/- 0.000006
+/- 0.000006
K1
autocmod 2.6n
7
15.0
M1
2 parameter fit from 68 observations, autocmod 2.6n
7
7.5
+/- 0.6
Phase Slope
MPC Default
4.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
81
Arc length (days)
334.00
Time since last observation (days)
881.92
Spectroscopy Details
Known Taxonomies
None
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