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Minor planet follow-up portal
v. 3.17.1a
220839 (2004 VA)
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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)
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Measurements
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Last Update: 2026-Jan-25 06:13
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61054.0
Jan. 14, 2026
Orbital inclination in deg
3.69013
Longitude of Ascending Node (deg)
109.43913
Arg of perihelion (deg)
43.46566
Eccentricity
0.5952055
Mean distance (AU)
1.9016851
Mean Anomaly (deg)
351.51713
Absolute Magnitude (H)
17.47
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
1139
Diameter in meters
(range)
550 - 4261
Physical Parameters
Diameter
Initial Diameter Guess using H=17.47 and albedo=0.14 (0.01 to 0.5)
MPC Default
1138.84 m
+3122.0 / -536.0
Rotation Period
REFERENCE LIST:[Warner, B.D. (2018) Minor Planet Bull. 45, 366-379.]
LCDB (Rev. 2023-October); Warner et al., 2009
6.7906 h
Absolute Magnitude
E2025-UR3
17.43
Follow-up Details
Number of observations
1038
Arc length (days)
7305.00
Time since last observation (days)
14.80
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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