1998 SS121

1998SS121, 2000 CA46, 2000CA46, 46955, J98SC1S, K00C46A

All data for this body: [vot]

MPC data
Name (number) 1998 SS121 (46955)
a 2.72301
e 0.10522
i / sin(i) 4.2150 / 0.07350
q 2.43650
Q 3.00952
ω 176.7984
Node 244.9016
m 164.1841
n 0.2193
Epoch 2460200.5
nobs 1054
nopp 19
Years observed 1998-2023
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Nemesis (128)
 
ap 2.722
ep 0.091
sin(ip) 0.090
Value Standard error
G 0.150
H 15.180
Mass
D 5.34 1.379
pV 0.057 0.0168
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
128 Nemesis 504 Nemesis -1.2100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7223 0.0913 0.0904 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.34 1.379 1.379 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.057 0.0168 0.0168 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
15.18 MPC-2023-12-04 MPC-2023-12-04 Phot