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Minor planet follow-up portal
v. 3.15.3
2013 OB4
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Schedule Spectroscopic Observations
Name
P10kbQw → 2013 OB4
Type
Asteroid
Status
Not Following
Source
Minor Planet Center
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)
Site
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Measurements
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Last Update: 2021-Nov-28 00:00
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59600.0
Jan. 21, 2022
Orbital inclination in deg
16.26958
Longitude of Ascending Node (deg)
275.1585
Arg of perihelion (deg)
60.02647
Eccentricity
0.0674386
Mean distance (AU)
1.8924692
Mean Anomaly (deg)
65.09524
Absolute Magnitude (H)
17.99
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
896
Diameter in meters
(range)
433 - 3354
Physical Parameters
Phase Slope
MPC Default
0.15
Diameter
Initial Diameter Guess using H=17.99 and albedo=0.14 (0.01 to 0.5)
MPC Default
896.32 m
+2457.0 / -422.0
Absolute Magnitude
MPC Default
17.99
Follow-up Details
Number of observations
235
Arc length (days)
4813.00
Time since last observation (days)
290.91
Spectroscopy Details
Known Taxonomies
None
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