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Minor planet follow-up portal
v. 3.17.1
434196 (2003 HG2)
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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,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-Jun-22 06:24
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61200.0
June 9, 2026
Orbital inclination in deg
19.77935
Longitude of Ascending Node (deg)
214.21092
Arg of perihelion (deg)
225.15208
Eccentricity
0.1345391
Mean distance (AU)
1.0624648
Mean Anomaly (deg)
165.82739
Absolute Magnitude (H)
21.46
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
181
Diameter in meters
(range)
88 - 678
Physical Parameters
Absolute Magnitude
MPO984915
21.54
Diameter
Initial Diameter Guess using H=21.46 and albedo=0.14 (0.01 to 0.5)
MPC Default
181.33 m
+497.0 / -85.0
Follow-up Details
Number of observations
260
Arc length (days)
8437.00
Time since last observation (days)
9.81
Spectroscopy Details
Known Taxonomies
None
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