1999JB20

17953, J99J20B

All data for this body: [vot]

MPC data
Name (number) 1999JB20 (17953)
Packed designation 17953
a 2.99442
e 0.32631
i / sin(i) 10.6224 / 0.18434
q 2.01732
Q 3.97152
ω 14.8507
Node 233.3700
m 111.2312
n 0.1902
Epoch 2459600.5
nobs 1732
nopp 22
Years observed 1983-2021
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.005
ep 0.364
sin(ip) 0.177
Value Standard error
G 0.150
H 13.690
Mass
D 7.32 0.030
pV 0.100 0.0178
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0045 0.3636 0.1767 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.25 1.400 1.400 Nugent 2016AJ....152...63N NEATM
7.32 0.030 0.030 Masiero 2011ApJ...741...68M NEATM
10.66 2.820 2.820 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.082 0.0790 0.0790 Masiero 2012ApJ...759L...8M NEATM
0.098 0.0196 0.0196 Masiero 2011ApJ...741...68M NEATM
0.120 0.0500 0.0500 Nugent 2016AJ....152...63N 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
13.69 MPC-2022-01-18 MPC-2022-01-18 Phot