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v. 3.17.1
363505 (2003 UC20)
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Type
NEO (Aten) [PHA]
Status
Not Following
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)
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Measurements
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Last Update: 2026-May-12 07:17
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61121.0
March 22, 2026
Orbital inclination in deg
3.77589
Longitude of Ascending Node (deg)
187.91682
Arg of perihelion (deg)
60.17561
Eccentricity
0.3368672
Mean distance (AU)
0.7812696
Mean Anomaly (deg)
290.49895
Absolute Magnitude (H)
18.51
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
705
Diameter in meters
(range)
341 - 2640
Physical Parameters
Rotation Period
[Result based on less than full coverage, so that the period may be wrong by 30 percent or so.] REFERENCE LIST:[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
LCDB (Rev. 2023-October); Warner et al., 2009
29.6 h
Absolute Magnitude
E2024-AG5
18.47
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)
0.029
+/- 0.006
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)
1.876 km
+/- 0.037
Follow-up Details
Number of observations
457
Arc length (days)
6940.00
Time since last observation (days)
4.85
Spectroscopy Details
(Plots)
MANOS Target
(No Data Yet)
SMASS Spectra
NIR
Known Taxonomies
None
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