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Minor planet follow-up portal
v. 3.17.1
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,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)
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Measurements
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Last Update: 2026-Aug-30 06:14
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61273.0
Aug. 21, 2026
Orbital inclination in deg
40.93215
Longitude of Ascending Node (deg)
118.02306
Arg of perihelion (deg)
282.85965
Eccentricity
0.5458106
Mean distance (AU)
2.2117819
Mean Anomaly (deg)
81.41121
Absolute Magnitude (H)
17.42
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
1165
Diameter in meters
(range)
563 - 4360
Physical Parameters
Diameter
Initial Diameter Guess using H=17.42 and albedo=0.14 (0.01 to 0.5)
MPC Default
1165.36 m
+3195.0 / -549.0
Absolute Magnitude
MPO953271
17.29
Follow-up Details
Number of observations
278
Arc length (days)
6940.00
Time since last observation (days)
2360.80
Spectroscopy Details
Known Taxonomies
None
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