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Minor planet follow-up portal
v. 3.14.2
ATLAS (P/2021 J3)
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Name
A10zybS → P/2021 J3
Type
Comet (Jupiter Family)
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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Measurements
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Last Update: 2021-Sep-09 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59400.0
July 5, 2021
Orbital inclination in deg
14.5717
Longitude of Ascending Node (deg)
111.23959
Arg of perihelion (deg)
125.68459
Eccentricity
0.4506848
Perihelion distance (AU)
4.9063076
Epoch of perihelion
July 3, 2019, 2:30 p.m.
Epoch of perihelion (MJD)
58667.60454
Total Magnitude (M1)
6.9
Slope Parameter (k1)
10.75
Physical Parameters
K1
autocmod 2.9e
6
10.75
M1
from 129 observations, assumed slope, autocmod 2.9e
6
6.9
+/- 0.6
Diameter
Initial Diameter Guess using H=8.8 and albedo=0.14 (0.01 to 0.5)
MPC Default
61724.98 m
+169229.0 / -29063.0
Follow-up Details
NEOCP
digest2
score
77
Number of observations
139
Arc length (days)
119.00
Time since last observation (days)
171.06
Spectroscopy Details
Known Taxonomies
None
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