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Minor planet follow-up portal
v. 3.17.1
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,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-May-25 06:22
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61185.0
May 25, 2026
Orbital inclination in deg
3.69008
Longitude of Ascending Node (deg)
109.43803
Arg of perihelion (deg)
43.46629
Eccentricity
0.5951473
Mean distance (AU)
1.9014613
Mean Anomaly (deg)
40.75873
Absolute Magnitude (H)
17.46
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
1144
Diameter in meters
(range)
553 - 4281
Physical Parameters
Diameter
Initial Diameter Guess using H=17.46 and albedo=0.14 (0.01 to 0.5)
MPC Default
1144.09 m
+3137.0 / -539.0
Absolute Magnitude
MPO967253
17.45
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
Follow-up Details
Number of observations
1079
Arc length (days)
7670.00
Time since last observation (days)
1.81
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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