1999 GB31

1999GB31, 29883, J99G31B

All data for this body: [vot]

MPC data
Name (number) 1999 GB31 (29883)
a 3.06190
e 0.00961
i / sin(i) 10.9952 / 0.19073
q 3.03247
Q 3.09132
ω 207.6132
Node 180.7492
m 124.6236
n 0.1840
Epoch 2460800.5
nobs 4250
nopp 24
Years observed 1995-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.063
ep 0.031
sin(ip) 0.190
G 0.150
H 13.280
Mass
D 7.26 0.122
pV 0.175 0.0218
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 3.942
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0629 0.0311 0.1900 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.13 0.134 0.134 Masiero 2011ApJ...741...68M NEATM
7.92 0.298 0.298 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.162 0.0268 0.0268 Masiero 2011ApJ...741...68M NEATM
0.200 0.0377 0.0377 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
13.28 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
K DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
X 0.51 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.4870 0.3490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K X 0.2945 0.3490 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT