Schedule Observations Schedule Spectroscopic Observations
NameYW9CAED → C/2017 W2
Type Comet (Halley-Type)
Status Actively Following
Source Minor Planet Center
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Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
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Last Update: 2018-May-12 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59000.0 May 31, 2020
Orbital inclination in deg 98.19899
Longitude of Ascending Node (deg) 312.83699
Arg of perihelion (deg) 169.102
Eccentricity 0.7109522
Perihelion distance (AU) 3.9551308
Epoch of perihelion Nov. 1, 2017, 2:36 p.m.
Epoch of perihelion (MJD) 58058.60901
Total Magnitude (M1) 10.9
Slope Parameter (k1) 10.0
Physical Parameters
PC autocmod 2.9c

12
0.03
K2 autocmod 2.9c

12
5.0
M2 from 26 observations, autocmod 2.9c

12
14.0 +/- 0.7
K1 autocmod 2.9c

12
10.0
M1 from 141 observations, assumed slope, autocmod 2.9c

12
10.9 +/- 0.5
Reciprocal of semimajor axis MPEC 2019-J142
0.07298522 au
Follow-up Details
NEOCP digest2 score 10
Number of observations 158
Arc length (days) 167.00
Time since last observation (days) 1387.12
Spectroscopy Details
Known Taxonomies None