1987 UP2

1987UP2, 07870, 1950 RF, 1950RF, 1980 OK, 1980OK, 1987 WD1, 1987WD1, J50R00F, J80O00K, J87U02P, J87W01D

All data for this body: [vot]

MPC data
Name (number) 1987 UP2 (7870)
a 2.24147
e 0.27285
i / sin(i) 3.5044 / 0.06112
q 1.62988
Q 2.85306
ω 156.4464
Node 239.9778
m 243.1207
n 0.2937
Epoch 2460200.5
nobs 5593
nopp 24
Years observed 1950-2023
rms 0.43
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
Value Standard error
G 0.150
H 14.020
Mass
D 4.56 0.339
pV 0.208 0.0333
Rotational Period 12.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.86 0.600 0.600 Nugent 2016AJ....152...63N NEATM
4.30 0.600 0.600 Ali-Lagoa 2017A&A...603A..55A NEATM
5.30 0.800 0.800 Ali-Lagoa 2017A&A...603A..55A NEATM
5.50 0.800 0.800 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.180 0.0500 0.0500 Ali-Lagoa 2017A&A...603A..55A NEATM
0.190 0.0600 0.0600 Ali-Lagoa 2017A&A...603A..55A NEATM
0.270 0.1000 0.1000 Nugent 2016AJ....152...63N NEATM
0.290 0.0900 0.0900 Ali-Lagoa 2017A&A...603A..55A NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.02 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.00 Behrend LCDB Lightcurve
6.15 Warner 2011MPBu...38...89W Lightcurve