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Minor planet follow-up portal
v. 3.14.2
Sheppard (P/2020 B4)
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Name
a552043 → P/2020 B4
Type
Comet
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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Recent Blocks Scheduled
No blocks have been scheduled
Measurements
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Last Measurement: 2021-Feb-07 11:27
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59600.0
Jan. 21, 2022
Orbital inclination in deg
11.60761
Longitude of Ascending Node (deg)
185.98012
Arg of perihelion (deg)
342.28833
Eccentricity
0.1917701
Perihelion distance (AU)
6.4399483
Epoch of perihelion
Nov. 22, 2021, 12:53 p.m.
Epoch of perihelion (MJD)
59540.53714
Total Magnitude (M1)
10.4
Slope Parameter (k1)
10.0
Physical Parameters
K1
autocmod 3.0a
1
10.0
M1
from 15 observations, assumed slope, autocmod 3.0a
1
10.4
+/- 0.7
Diameter
Initial Diameter Guess using H=14.4 and albedo=0.14 (0.01 to 0.5)
MPC Default
4682.32 m
+12837.0 / -2205.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
15
Arc length (days)
460.00
Time since last observation (days)
385.09
Spectroscopy Details
Known Taxonomies
None
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