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Minor planet follow-up portal
v. 3.16.4
390725 (2003 HB)
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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; (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: 2025-Apr-28 06:13
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60793.0
April 28, 2025
Orbital inclination in deg
18.11087
Longitude of Ascending Node (deg)
70.35815
Arg of perihelion (deg)
306.75713
Eccentricity
0.3805075
Mean distance (AU)
0.8496626
Mean Anomaly (deg)
230.20557
Absolute Magnitude (H)
19.74
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
400
Diameter in meters
(range)
193 - 1498
Physical Parameters
Absolute Magnitude
E2025-GA7
19.69
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)
0.271
+/- 0.101
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)
0.293 km
+/- 0.052
Follow-up Details
Number of observations
245
Arc length (days)
6940.00
Time since last observation (days)
1442.80
Spectroscopy Details
Known Taxonomies
None
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