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Minor planet follow-up portal
v. 3.17.1a
338049 (2002 NY31)
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Type
NEO (Apollo)
Status
Actively Following
Characterization Target
Source
LCOGT
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)
ELP 0.4m - V98; (TEMP; McDonald, Texas)
ELP 0.4m - V99; (TEMP; 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-Jan-13 06:03
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61054.0
Jan. 14, 2026
Orbital inclination in deg
40.93225
Longitude of Ascending Node (deg)
118.02332
Arg of perihelion (deg)
282.88205
Eccentricity
0.5457199
Mean distance (AU)
2.2121178
Mean Anomaly (deg)
15.78781
Absolute Magnitude (H)
17.43
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
1160
Diameter in meters
(range)
560 - 4340
Physical Parameters
Diameter
Initial Diameter Guess using H=17.43 and albedo=0.14 (0.01 to 0.5)
MPC Default
1160.01 m
+3180.0 / -546.0
Absolute Magnitude
MPO953271
17.29
Follow-up Details
Number of observations
275
Arc length (days)
6940.00
Time since last observation (days)
2141.25
Spectroscopy Details
Known Taxonomies
None
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