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Minor planet follow-up portal
v. 3.14.2
85640 (1998 OX4)
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Type
NEO (Apollo) [PHA]
Status
Not Following
Source
Yarkovsky
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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Min Altitude
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Measurements
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Last Update: 2020-Jul-13 19:08
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59005.0
June 5, 2020
Orbital inclination in deg
4.51602
Longitude of Ascending Node (deg)
299.60627
Arg of perihelion (deg)
117.25838
Eccentricity
0.4855753
Mean distance (AU)
1.5803678
Mean Anomaly (deg)
303.9713
Absolute Magnitude (H)
21.18
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
206
Diameter in meters
(range)
100 - 772
Physical Parameters
Absolute Magnitude
MPO267962
21.1
Diameter
Initial Diameter Guess using H=21.18 and albedo=0.14 (0.01 to 0.5)
MPC Default
206.28 m
+566.0 / -97.0
Follow-up Details
Number of observations
259
Arc length (days)
7305.00
Time since last observation (days)
1160.79
Spectroscopy Details
Known Taxonomies
None
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