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Minor planet follow-up portal
v. 3.8.3
1583 Antilochus (1950 SA)
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Characterization
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Schedule Spectroscopic Observations
Type
Trojan (Jupiter)
Status
Actively Following
Characterization Target
Source
Trojan
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)
------------ 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.)
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
2018-08-27T23:30:00
2018-08-28T09:50:00
LSC
Req: 1625294
2018-08-28T17:20:00
2018-08-29T03:50:00
CPT
Req: 1625476
Measurements
Show Measurements
Plot Visibility
Last Update: 2021-Feb-26 07:00
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59271.0
Feb. 26, 2021
Orbital inclination in deg
28.50279
Longitude of Ascending Node (deg)
221.38898
Arg of perihelion (deg)
186.52796
Eccentricity
0.0530827
Mean distance (AU)
5.137442
Mean Anomaly (deg)
348.5264
Absolute Magnitude (H)
8.57
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
62830
Diameter in meters
(range)
33147 - 256759
Physical Parameters
Absolute Magnitude
E2021B10
8.63
Rotation Period
REFERENCE LIST:[Stephens, R.D.; Warner, B.D. (2018) Minor Planet Bull. 45, 48-50.], [Stephens, R.D.; Warner, B.D. (2019) Minor Planet Bull. 46, 73-75.], [Stephens, R.D.; Warner, B.D. (2020) Minor Planet Bull. 47, 43-46.]
LCDB (Rev. 2020-October); Warner et al., 2009
15.759 h
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
0.054
+/- 0.004
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
108.842 km
+/- 0.543
B-V
#obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg.
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2
0.752
+/- 0.02
U-B
#obs=4; phase (min.=2.04, mean=5.33, max.=7.88) deg.
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2
0.253
+/- 0.038
Follow-up Details
Number of observations
2652
Arc length (days)
7670.00
Time since last observation (days)
35.83
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Tholen Taxonomic Type
7 color indices were used. Used groundbased radiometric albedo.
Neese, Asteroid Taxonomy V6.0, (2010).
D
Barucci Taxonomic Type
7 color indices were used. Used IRAS radiometric albedo.
Neese, Asteroid Taxonomy V6.0, (2010).
D0
Tedesco Taxonomic Type
2 color indices were used. Used IRAS radiometric albedo.
Neese, Asteroid Taxonomy V6.0, (2010).
D
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