Schedule Observations Schedule Spectroscopic Observations
NameX49504 → C/2017 E2
Type Comet (Halley-Type)
Status Actively Following
Source Minor Planet Center
Check Spectroscopic Feasibility Create LC Plot
Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
Show Measurements
Plot Visibility
Last Update: 2017-May-29 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
58200.0 March 23, 2018
Orbital inclination in deg 78.99836
Longitude of Ascending Node (deg) 11.54468
Arg of perihelion (deg) 89.42601
Eccentricity 0.8916034
Perihelion distance (AU) 2.3507129
Epoch of perihelion May 12, 2016, 6:36 a.m.
Epoch of perihelion (MJD) 57520.27519
Total Magnitude (M1) 11.3
Slope Parameter (k1) 10.0
Physical Parameters
Phase Slope MPC Default
4.0
M1 from 106 observations, assumed slope, autocmod 2.6m

10
11.3 +/- 0.4
K1 autocmod 2.6m

10
10.0
M2 from 33 observations, autocmod 2.6m

10
14.3 +/- 0.2
K2 autocmod 2.6m

10
5.0
PC autocmod 2.6m

10
0.03
Reciprocal of semimajor axis MPEC 2018-D91
0.04707054 au
Follow-up Details
NEOCP digest2 score 56
Number of observations 143
Arc length (days) 89.00
Time since last observation (days) 1145.92
Spectroscopy Details
Known Taxonomies None