1999 XB108

1999XB108, 41290, J99XA8B

All data for this body: [vot]

MPC data
Name (number) 1999 XB108 (41290)
a 3.14754
e 0.12780
i / sin(i) 17.4395 / 0.29970
q 2.74529
Q 3.54979
ω 314.4791
Node 55.3006
m 235.4938
n 0.1765
Epoch 2460800.5
nobs 1493
nopp 21
Years observed 1997-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Ursula (375)
 
ap 3.146
ep 0.106
sin(ip) 0.284
G 0.150
H 14.160
Mass
D
pV
Value
Rotational Period 7.360
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
375 Ursula 0 Ursula Novakovic 2019EPSC...13.1671N HCM
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
3.1463 0.1064 0.2841 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
7.365 2 Synodic Waszczak 2015AJ....150...75W Lightcurve