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Minor planet follow-up portal
v. 3.12.1
199145 (2005 YY128)
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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)
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Measurements
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Last Update: 2022-May-18 19:06
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59690.0
April 21, 2022
Orbital inclination in deg
3.7708
Longitude of Ascending Node (deg)
300.31528
Arg of perihelion (deg)
314.77925
Eccentricity
0.7314596
Mean distance (AU)
1.6495224
Mean Anomaly (deg)
198.2539
Absolute Magnitude (H)
18.46
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
661
Diameter in meters
(range)
349 - 2701
Physical Parameters
Diameter
Initial Diameter Guess using H=18.46 and albedo=0.14 (0.01 to 0.5)
MPC Default
721.87 m
+1979.0 / -340.0
Absolute Magnitude
MPCxxxxx
18.22
Follow-up Details
Number of observations
310
Arc length (days)
6209.00
Time since last observation (days)
143.25
Spectroscopy Details
Known Taxonomies
None
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