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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-Apr-11 06:21
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61141.0
April 11, 2026
Orbital inclination in deg
3.69006
Longitude of Ascending Node (deg)
109.4382
Arg of perihelion (deg)
43.46451
Eccentricity
0.5951441
Mean distance (AU)
1.9014161
Mean Anomaly (deg)
24.22024
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
Absolute Magnitude
MPO967253
17.45
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
Follow-up Details
Number of observations
1049
Arc length (days)
7670.00
Time since last observation (days)
3.81
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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