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Minor planet follow-up portal
v. 3.17.1a
1998 SH2
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Type
NEO (Apollo) [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)
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: 2025-Dec-31 19:24
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61033.0
Dec. 24, 2025
Orbital inclination in deg
2.4259
Longitude of Ascending Node (deg)
6.07684
Arg of perihelion (deg)
268.71732
Eccentricity
0.7138544
Mean distance (AU)
2.7430295
Mean Anomaly (deg)
33.7611
Absolute Magnitude (H)
20.92
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
233
Diameter in meters
(range)
112 - 870
Physical Parameters
Absolute Magnitude
MPO955369
20.88
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)
0.058
+/- 0.024
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)
0.383 km
+/- 0.057
Follow-up Details
Number of observations
285
Arc length (days)
3653.00
Time since last observation (days)
59.04
Spectroscopy Details
Known Taxonomies
None
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