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Minor planet follow-up portal
v. 3.14.2
2021 OS
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Schedule Spectroscopic Observations
Name
A10z7rS → 2021 OS
Type
NEO
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
Min Altitude
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Recent Blocks Scheduled
No blocks have been scheduled
Measurements
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Last Measurement: 2021-Jul-21 00:08
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59415.0
July 20, 2021
Orbital inclination in deg
15.46628
Longitude of Ascending Node (deg)
294.3644
Arg of perihelion (deg)
218.07838
Eccentricity
0.4326897
Mean distance (AU)
0.8107477
Mean Anomaly (deg)
110.73336
Absolute Magnitude (H)
22.0
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
141
Diameter in meters
(range)
68 - 529
Physical Parameters
Diameter
Initial Diameter Guess using H=22.0 and albedo=0.14 (0.01 to 0.5)
MPC Default
141.4 m
+388.0 / -67.0
Follow-up Details
NEOCP
digest2
score
71
Number of observations
111
Arc length (days)
2.48
Time since last observation (days)
0.15
Spectroscopy Details
Known Taxonomies
None
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