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v. 3.14.2
Leonard (P/2021 L2)
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Name
C5QPCV2 → P/2021 L2
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-Nov-02 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
59600.0
Jan. 21, 2022
Orbital inclination in deg
21.0686
Longitude of Ascending Node (deg)
266.66103
Arg of perihelion (deg)
51.52574
Eccentricity
0.5215484
Perihelion distance (AU)
1.9384083
Epoch of perihelion
July 24, 2021, 11:31 a.m.
Epoch of perihelion (MJD)
59419.48019
Total Magnitude (M1)
16.2
Slope Parameter (k1)
11.5
Physical Parameters
PC
autocmod 2.9e
8
0.03
K2
autocmod 2.9e
8
5.0
M2
from 4 observations, autocmod 2.9e
8
19.2
+/- 0.07
K1
autocmod 2.9e
8
11.5
M1
2 parameter fit from 114 observations, autocmod 2.9e
8
16.2
+/- 0.5
Diameter
Initial Diameter Guess using H=17.4 and albedo=0.14 (0.01 to 0.5)
MPC Default
1176.15 m
+3225.0 / -554.0
Follow-up Details
NEOCP
digest2
score
35
Number of observations
135
Arc length (days)
175.00
Time since last observation (days)
117.07
Spectroscopy Details
Known Taxonomies
None
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