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Minor planet follow-up portal
v. 3.17.1a
528756 (2009 AS)
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Type
NEO (Amor)
Status
Actively Following
Characterization Target
Source
LCOGT
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
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Measurements
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Last Update: 2026-Feb-11 19:03
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
61083.0
Feb. 12, 2026
Orbital inclination in deg
5.67829
Longitude of Ascending Node (deg)
110.43682
Arg of perihelion (deg)
79.64555
Eccentricity
0.4776567
Mean distance (AU)
2.2825492
Mean Anomaly (deg)
341.43138
Absolute Magnitude (H)
18.49
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
712
Diameter in meters
(range)
344 - 2664
Physical Parameters
Diameter
Initial Diameter Guess using H=18.49 and albedo=0.14 (0.01 to 0.5)
MPC Default
711.97 m
+1952.0 / -335.0
Absolute Magnitude
MPO701466
18.3
Follow-up Details
Number of observations
162
Arc length (days)
6574.00
Time since last observation (days)
4.25
Spectroscopy Details
Known Taxonomies
None
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