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Minor planet follow-up portal
v. 3.15.2
381677 (2009 BJ81)
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Data
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Schedule Spectroscopic Observations
Type
NEO (Apollo)
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.) [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
2024-05-08T05:50:00
2024-05-08T10:56:00
OGG
Req: 3530635
2024-05-09T05:50:00
2024-05-09T11:06:00
OGG
Req: 3531921
2024-05-10T05:50:00
2024-05-10T11:16:00
OGG
Req: 3533861
2024-05-11T05:50:00
2024-05-11T11:26:00
OGG
Req: 3535145
Measurements
Show Measurements
Plot Visibility
Last Update: 2024-Dec-01 19:29
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
60507.0
July 16, 2024
Orbital inclination in deg
5.84125
Longitude of Ascending Node (deg)
108.4698
Arg of perihelion (deg)
90.68292
Eccentricity
0.4558523
Mean distance (AU)
1.8511507
Mean Anomaly (deg)
34.94187
Absolute Magnitude (H)
18.41
Slope Parameter (G)
0.15
Albedo (average)
0.17
Albedo (range)
0.01 - 0.60
Diameter in meters (average)
739
Diameter in meters
(range)
357 - 2764
Physical Parameters
Absolute Magnitude
E2024L29
18.36
Albedo
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)
0.346
+/- 0.048
Rotation Period
[Result based on less than full coverage, so that the period may be wrong by 30 percent or so.] REFERENCE LIST:[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 304-314.]
LCDB (Rev. 2023-February); Warner et al., 2009
325.0 h
Diameter
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)
0.472 km
+/- 0.014
Follow-up Details
Number of observations
1782
Arc length (days)
6210.00
Time since last observation (days)
1.80
Spectroscopy Details
(Plots)
SMASS Spectra
NIR
Known Taxonomies
None
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