1999 SH12

1999SH12, 2005 VY120, 2005VY120, J99S12H, K05VC0Y, O3634

All data for this body: [vot]

MPC data
Name (number) 1999 SH12 (243634)
a 3.17244
e 0.28179
i / sin(i) 25.0795 / 0.42388
q 2.27849
Q 4.06639
ω 105.9258
Node 283.7485
m 181.0231
n 0.1744
Epoch 2460800.5
nobs 545
nopp 15
Years observed 1999-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.175
ep 0.221
sin(ip) 0.459
G 0.150
H 14.760
Mass
D 6.76 0.063
pV 0.066 0.0144
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 5.622
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1745 0.2214 0.4591 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.21 2.130 2.130 Masiero 2020PSJ.....1....5M NEATM
6.76 0.063 0.063 Masiero 2011ApJ...741...68M NEATM
6.92 2.351 2.351 Masiero 2017AJ....154..168M NEATM
6.98 2.330 2.330 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0302 0.0302 Masiero 2017AJ....154..168M NEATM
0.057 0.0630 0.0630 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0490 0.0490 Masiero 2020PSJ.....1....5M NEATM
0.074 0.0181 0.0181 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
14.76 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
C 0.937 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT