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Minor planet follow-up portal
v. 3.12.5.1
422787 (2001 WS1)
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Schedule Spectroscopic Observations
Type
NEO (Apollo) [PHA]
Status
Actively Following
Characterization Target
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.)
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
2022-10-05T00:00:00
2022-10-06T00:00:00
SIN
Req: 3015286
2022-10-21T00:00:00
2022-10-22T00:00:00
SIN
Req: 3029263
Measurements
Show Measurements
Plot Visibility
Last Update: 2023-Jun-03 19:35
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60084.0
May 20, 2023
Orbital inclination in deg
13.2474
Longitude of Ascending Node (deg)
1.28497
Arg of perihelion (deg)
5.20878
Eccentricity
0.6187402
Mean distance (AU)
2.5904609
Mean Anomaly (deg)
53.09612
Absolute Magnitude (H)
17.05
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
1265
Diameter in meters
(range)
667 - 5170
Physical Parameters
Diameter
Initial Diameter Guess using H=17.05 and albedo=0.14 (0.01 to 0.5)
MPC Default
1381.85 m
+3789.0 / -651.0
Absolute Magnitude
MPO731201
17.04
Follow-up Details
Number of observations
1159
Arc length (days)
7670.00
Time since last observation (days)
114.82
Spectroscopy Details
Known Taxonomies
None
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