1990SY15

1997TO8, 1999CR79, 30823, J90S15Y, J97T08O, J99C79R

All data for this body: [vot]

MPC data
Name (number) 1990SY15 (30823)
Packed designation 30823
a 2.28314
e 0.13309
i / sin(i) 5.9698 / 0.10401
q 1.97928
Q 2.58699
ω 161.9144
Node 194.3255
m 22.2296
n 0.2857
Epoch 2459600.5
nobs 2131
nopp 20
Years observed 1990-2021
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.283
ep 0.091
sin(ip) 0.112
Value Standard error
G 0.150
H 14.600
Mass
D 2.50 0.252
pV 0.540 0.1492
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2833 0.0907 0.1116 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.50 0.252 0.252 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.540 0.1492 0.1492 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.60 MPC-2022-01-18 MPC-2022-01-18 Phot