1997 GN8

1997GN8, 09441, 1981 RO6, 1981RO6, 1987 SB29, 1987SB29, 1991 GD4, 1991GD4, J81R06O, J87S29B, J91G04D, J97G08N

All data for this body: [vot]

MPC data
Name (number) 1997 GN8 (9441)
a 3.17923
e 0.15605
i / sin(i) 5.1732 / 0.09017
q 2.68310
Q 3.67535
ω 281.1211
Node 30.1203
m 264.7763
n 0.1739
Epoch 2460800.5
nobs 1941
nopp 26
Years observed 1981-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.192
ep 0.130
sin(ip) 0.087
G 0.150
H 14.060
Mass
D 8.73 0.159
pV 0.077 0.0173
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1921 0.1300 0.0866 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.73 0.159 0.159 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0173 0.0173 Masiero 2011ApJ...741...68M 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
14.06 MPC-2023-12-04 MPC-2023-12-04 Phot