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Minor planet follow-up portal
v. 3.17.1a
1583 Antilochus (1950 SA)
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Data
Schedule Observations
Schedule Spectroscopic Observations
Type
Trojan (Jupiter)
Status
Actively Following
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)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
ELP 0.4m - V98; (TEMP; McDonald, Texas)
ELP 0.4m - V99; (TEMP; 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
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-Oct-05 06:43
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59467.0
Sept. 10, 2021
Orbital inclination in deg
28.49839
Longitude of Ascending Node (deg)
221.38848
Arg of perihelion (deg)
186.65407
Eccentricity
0.0533802
Mean distance (AU)
5.1390177
Mean Anomaly (deg)
5.0015
Absolute Magnitude (H)
8.55
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
69257
Diameter in meters
(range)
33454 - 259134
Physical Parameters
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
108.842 km
+/- 0.543
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)
0.054
+/- 0.004
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
Absolute Magnitude
MPO636085
8.62
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
2787
Arc length (days)
7305.00
Time since last observation (days)
4.29
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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