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v. 3.14.2
2021 LY4
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Schedule Spectroscopic Observations
Name
C5R6PU2 → 2021 LY4
Type
NEO (Apollo)
Status
Not Following
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; (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: 2022-Mar-16 19:32
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59400.0
July 5, 2021
Orbital inclination in deg
1.55771
Longitude of Ascending Node (deg)
92.57578
Arg of perihelion (deg)
211.7549
Eccentricity
0.5666445
Mean distance (AU)
2.1592
Mean Anomaly (deg)
356.39924
Absolute Magnitude (H)
26.08
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
22
Diameter in meters
(range)
10 - 81
Physical Parameters
Absolute Magnitude
autocmod 2.9c
E2021N14
26.08
+/- 0.38996
Diameter
Initial Diameter Guess using H=26.08 and albedo=0.14 (0.01 to 0.5)
MPC Default
21.6 m
+59.0 / -10.0
Follow-up Details
NEOCP
digest2
score
86
Number of observations
83
Arc length (days)
5.00
Time since last observation (days)
19.75
Spectroscopy Details
Known Taxonomies
None
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