1999VN21

1969VE, 1969VR, 22974, J69V00E, J69V00R, J99V21N

All data for this body: [vot]

MPC data
Name (number) 1999VN21 (22974)
Packed designation 22974
a 2.63378
e 0.16121
i / sin(i) 5.8128 / 0.10128
q 2.20920
Q 3.05836
ω 6.2604
Node 48.2322
m 62.6115
n 0.2306
Epoch 2459600.5
nobs 1887
nopp 19
Years observed 1969-2022
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.634
ep 0.119
sin(ip) 0.086
Value Standard error
G 0.150
H 14.320
Mass
D 3.96 0.608
pV 0.196 0.0237
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6335 0.1188 0.0857 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.96 0.608 0.608 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.196 0.0237 0.0237 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
14.32 MPC-2022-01-18 MPC-2022-01-18 Phot