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v. 3.17.1
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,V45,V47; (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: 2026-Apr-11 07:50
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61134.0
April 4, 2026
Orbital inclination in deg
11.17162
Longitude of Ascending Node (deg)
165.17327
Arg of perihelion (deg)
149.2841
Eccentricity
0.5766772
Mean distance (AU)
0.6937538
Mean Anomaly (deg)
19.60259
Absolute Magnitude (H)
22.09
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
136
Diameter in meters
(range)
66 - 508
Physical Parameters
Diameter
Initial Diameter Guess using H=22.09 and albedo=0.14 (0.01 to 0.5)
MPC Default
135.66 m
+372.0 / -64.0
Absolute Magnitude
E2025R78
22.0
Follow-up Details
Number of observations
152
Arc length (days)
4383.00
Time since last observation (days)
1169.87
Spectroscopy Details
Known Taxonomies
None
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