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Minor planet follow-up portal
v. 3.15.2
162082 (1998 HL1)
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Data
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Schedule Spectroscopic Observations
Type
NEO (Apollo) [PHA]
Status
Not Following
Source
Arecibo
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
Check Spectroscopic Feasibility
Create LC Plot
Recent Blocks Scheduled
2019-09-27T05:10:00
2019-09-27T15:10:00
OGG
Req: 1936519
2019-10-09T00:00:00
2019-10-10T00:00:00
SIN
Req: 1951225
2019-10-10T01:10:00
2019-10-10T12:00:00
ELP
Req: 1951911
2019-10-25T00:00:00
2019-10-26T00:00:00
SIN
Req: 1963942
2019-10-25T04:30:00
2019-10-25T15:30:00
OGG
Req: 1963892
Measurements
Show Measurements
Plot Visibility
Last Update: 2020-Jan-23 19:57
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
58872.0
Jan. 24, 2020
Orbital inclination in deg
20.05074
Longitude of Ascending Node (deg)
213.54706
Arg of perihelion (deg)
148.65766
Eccentricity
0.1869932
Mean distance (AU)
1.2463024
Mean Anomaly (deg)
84.11959
Absolute Magnitude (H)
19.28
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
495
Diameter in meters
(range)
239 - 1852
Physical Parameters
Diameter
Initial Diameter Guess using H=19.28 and albedo=0.14 (0.01 to 0.5)
MPC Default
494.84 m
+1357.0 / -233.0
Absolute Magnitude
MPO502937
19.1
Follow-up Details
Number of observations
250
Arc length (days)
90.00
Time since last observation (days)
0.83
Spectroscopy Details
LCO Spectrum
2019-10-25 (OGG)
Known Taxonomies
None
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