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v. 3.12.5.1
386968 (2012 BR61)
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Schedule Spectroscopic Observations
Type
Centaur
Status
Actively Following
Characterization Target
Source
LOOK Project
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: 2023-Jun-07 06:48
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60078.0
May 14, 2023
Orbital inclination in deg
2.03869
Longitude of Ascending Node (deg)
24.45178
Arg of perihelion (deg)
158.14943
Eccentricity
0.4560683
Mean distance (AU)
21.4431037
Mean Anomaly (deg)
24.18324
Absolute Magnitude (H)
9.36
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
43668
Diameter in meters
(range)
23038 - 178453
Physical Parameters
Diameter
Initial Diameter Guess using H=9.36 and albedo=0.14 (0.01 to 0.5)
MPC Default
47693.69 m
+130760.0 / -22457.0
Absolute Magnitude
E2023-HH6
9.3
Follow-up Details
Number of observations
446
Arc length (days)
5844.00
Time since last observation (days)
19.82
Spectroscopy Details
Known Taxonomies
None
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