1998SE4

1999XH206, 69837, J98S04E, J99XK6H

All data for this body: [vot]

MPC data
Name (number) 1998SE4 (69837)
Packed designation 69837
a 2.98131
e 0.11115
i / sin(i) 10.7854 / 0.18713
q 2.64993
Q 3.31268
ω 13.2460
Node 5.9762
m 183.9819
n 0.1915
Epoch 2459600.5
nobs 1547
nopp 17
Years observed 1998-2021
rms 0.47
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.981
ep 0.081
sin(ip) 0.187
Value Standard error
G 0.150
H 13.690
Mass
D 6.47 0.114
pV 0.184 0.0293
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 606 Eos -0.6300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9806 0.0805 0.1866 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.47 0.114 0.114 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.184 0.0293 0.0293 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
13.69 MPC-2022-01-18 MPC-2022-01-18 Phot