Schedule Observations Schedule Spectroscopic Observations
NameP11h3rz → P/2021 L4
Type Comet
Status Not Following
Source Minor Planet Center
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Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
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Last Update: 2021-Sep-02 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59400.0 July 5, 2021
Orbital inclination in deg 16.96149
Longitude of Ascending Node (deg) 243.2249
Arg of perihelion (deg) 234.6575
Eccentricity 0.1186544
Perihelion distance (AU) 2.7895332
Epoch of perihelion Sept. 4, 2019, 7:12 a.m.
Epoch of perihelion (MJD) 58730.30034
Total Magnitude (M1) 13.8
Slope Parameter (k1) 10.0
Physical Parameters
K1 autocmod 2.9c-OSOD

6
10.0
M1 from 14 observations, assumed slope, autocmod 2.9c-OSOD

6
13.8 +/- 0.5
Diameter Initial Diameter Guess using H=15.9 and albedo=0.14 (0.01 to 0.5)

MPC Default
2346.72 m +6434.0 / -1105.0
Follow-up Details
NEOCP digest2 score 35
Number of observations 34
Arc length (days) 92.00
Time since last observation (days) 178.07
Spectroscopy Details
Known Taxonomies None