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Minor planet follow-up portal
v. 3.14.2
2021 SQ
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Name
P11leZZ → 2021 SQ
Type
NEO
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)
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Measurements
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Last Update: 2021-Sep-25 05:19
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59482.0
Sept. 25, 2021
Orbital inclination in deg
9.35959
Longitude of Ascending Node (deg)
177.74286
Arg of perihelion (deg)
97.53578
Eccentricity
0.3076823
Mean distance (AU)
1.1560722
Mean Anomaly (deg)
52.3252
Absolute Magnitude (H)
28.5
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
7
Diameter in meters
(range)
3 - 27
Physical Parameters
Diameter
Initial Diameter Guess using H=28.5 and albedo=0.14 (0.01 to 0.5)
MPC Default
7.09 m
+19.0 / -3.0
Follow-up Details
NEOCP
digest2
score
96
Number of observations
12
Arc length (days)
1.77
Time since last observation (days)
0.26
Spectroscopy Details
Known Taxonomies
None
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