2008 VO21

2008VO21, K08V21O, X0810

All data for this body: [vot]

MPC data
Name (number) 2008 VO21 (330810)
a 3.07074
e 0.13680
i / sin(i) 9.8539 / 0.17114
q 2.65066
Q 3.49082
ω 265.7883
Node 69.0892
m 84.8107
n 0.1832
Epoch 2460800.5
nobs 270
nopp 16
Years observed 1992-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent Emma (283)
 
ap 3.064
ep 0.113
sin(ip) 0.157
G 0.150
H 16.190
Mass
D 4.87 1.090
pV 0.033 0.0094
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 0.343
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
283 Emma 0 Emma Novakovic 2019EPSC...13.1671N HCM
283 Emma 607 Emma 0.4100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0641 0.1128 0.1567 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.87 1.090 1.090 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.033 0.0094 0.0094 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
16.19 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.0571 0.0060 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT