1998QJ69

1999PD1, 20411, J98Q69J, J99P01D

All data for this body: [vot]

MPC data
Name (number) 1998QJ69 (20411)
Packed designation 20411
a 3.13929
e 0.04951
i / sin(i) 15.4697 / 0.26673
q 2.98385
Q 3.29472
ω 21.3723
Node 210.0186
m 171.5432
n 0.1772
Epoch 2459600.5
nobs 1936
nopp 21
Years observed 1993-2022
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.144
ep 0.076
sin(ip) 0.274
Value Standard error
G 0.150
H 13.430
Mass
D 11.01 0.390
pV 0.076 0.0150
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
375 Ursula 631 Ursula Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1436 0.0761 0.2736 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.01 0.390 0.390 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.076 0.0150 0.0150 Masiero 2012ApJ...759L...8M 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
13.43 MPC-2022-01-18 MPC-2022-01-18 Phot