1997VG4

1991VD8, 27989, J91V08D, J97V04G

All data for this body: [vot]

MPC data
Name (number) 1997VG4 (27989)
Packed designation 27989
a 3.18662
e 0.17760
i / sin(i) 2.0342 / 0.03550
q 2.62068
Q 3.75256
ω 9.1727
Node 136.1376
m 28.7224
n 0.1733
Epoch 2459600.5
nobs 1757
nopp 20
Years observed 1991-2022
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.203
ep 0.185
sin(ip) 0.022
Value Standard error
G 0.150
H 13.550
Mass
D 11.15 0.112
pV 0.059 0.0060
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2029 0.1847 0.0217 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.87 2.110 2.110 Nugent 2016AJ....152...63N NEATM
11.15 0.112 0.112 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0060 0.0060 Masiero 2011ApJ...741...68M NEATM
0.060 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
13.55 MPC-2022-01-18 MPC-2022-01-18 Phot