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Minor planet follow-up portal
v. 3.14.2
2021 JS3
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Schedule Spectroscopic Observations
Name
P11g2Nf → 2021 JS3
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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Measurements
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Last Update: 2021-May-10 09:13
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59343.0
May 9, 2021
Orbital inclination in deg
7.95972
Longitude of Ascending Node (deg)
222.37582
Arg of perihelion (deg)
30.16779
Eccentricity
0.5100862
Mean distance (AU)
2.0590791
Mean Anomaly (deg)
353.21472
Absolute Magnitude (H)
25.8
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
25
Diameter in meters
(range)
12 - 92
Physical Parameters
Diameter
Initial Diameter Guess using H=25.8 and albedo=0.14 (0.01 to 0.5)
MPC Default
24.57 m
+67.0 / -12.0
Follow-up Details
NEOCP
digest2
score
77
Number of observations
34
Arc length (days)
1.77
Time since last observation (days)
0.17
Spectroscopy Details
Known Taxonomies
None
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