1999 SB12

1999SB12, 2000 YG91, 2000YG91, 38445, J99S12B, K00Y91G

All data for this body: [vot]

MPC data
Name (number) 1999 SB12 (38445)
a 2.86030
e 0.07278
i / sin(i) 3.0580 / 0.05335
q 2.65212
Q 3.06849
ω 277.8648
Node 67.0136
m 125.7032
n 0.2037
Epoch 2460800.5
nobs 1447
nopp 21
Years observed 1992-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.860
ep 0.041
sin(ip) 0.037
G 0.150
H 14.820
Mass
D 3.38 0.644
pV 0.186 0.0242
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.060
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis -0.0900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8596 0.0405 0.0375 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.38 0.644 0.644 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.186 0.0242 0.0242 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
14.82 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 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.5934 0.5934 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT