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Minor planet follow-up portal
v. 3.12.1
2012 DK31
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Type
NEO (Aten) [PHA]
Status
Actively Following
Characterization Target
Source
Goldstone
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.)
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: 2022-May-24 06:45
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59690.0
April 21, 2022
Orbital inclination in deg
11.14999
Longitude of Ascending Node (deg)
165.20265
Arg of perihelion (deg)
149.23424
Eccentricity
0.5765515
Mean distance (AU)
0.6939889
Mean Anomaly (deg)
77.03037
Absolute Magnitude (H)
22.08
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
125
Diameter in meters
(range)
66 - 510
Physical Parameters
Diameter
Initial Diameter Guess using H=22.08 and albedo=0.14 (0.01 to 0.5)
MPC Default
136.29 m
+374.0 / -64.0
Absolute Magnitude
MPO536083
21.9
Follow-up Details
Number of observations
150
Arc length (days)
3288.00
Time since last observation (days)
813.28
Spectroscopy Details
Known Taxonomies
None
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