1999UJ47

1987YN5, 21889, J87Y05N, J99U47J

All data for this body: [vot]

MPC data
Name (number) 1999UJ47 (21889)
Packed designation 21889
a 2.63466
e 0.15041
i / sin(i) 4.5228 / 0.07886
q 2.23839
Q 3.03094
ω 162.0892
Node 39.3432
m 279.2516
n 0.2305
Epoch 2459600.5
nobs 1803
nopp 22
Years observed 1960-2022
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.634
ep 0.199
sin(ip) 0.069
Value Standard error
G 0.150
H 14.570
Mass
D 7.27 0.058
pV 0.074 0.0045
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6340 0.1987 0.0685 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.88 0.124 0.124 Masiero 2011ApJ...741...68M NEATM
7.38 0.066 0.066 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.071 0.0048 0.0048 Masiero 2011ApJ...741...68M NEATM
0.094 0.0119 0.0119 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.57 MPC-2022-01-18 MPC-2022-01-18 Phot