1998SN139

D4461, J98SD9N

All data for this body: [vot]

MPC data
Name (number) 1998SN139 (134461)
Packed designation D4461
a 2.52296
e 0.25906
i / sin(i) 4.6041 / 0.08027
q 1.86936
Q 3.17655
ω 31.0424
Node 322.3673
m 308.0516
n 0.2459
Epoch 2459600.5
nobs 1038
nopp 16
Years observed 1998-2021
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.526
ep 0.199
sin(ip) 0.093
Value Standard error
G 0.150
H 15.510
Mass
D 1.74 0.436
pV 0.441 0.1887
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5257 0.1991 0.0932 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.74 0.436 0.436 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.441 0.1887 0.1887 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
15.51 MPC-2022-01-18 MPC-2022-01-18 Phot