2002 XR91

2002XR91, 2007 VQ298, 2007VQ298, K02X91R, K07VT8Q, K8970

All data for this body: [vot]

MPC data
Name (number) 2002 XR91 (208970)
a 3.07803
e 0.22875
i / sin(i) 27.0536 / 0.45482
q 2.37392
Q 3.78215
ω 281.8976
Node 86.8347
m 103.8393
n 0.1825
Epoch 2460800.5
nobs 909
nopp 18
Years observed 2002-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.083
ep 0.167
sin(ip) 0.451
G 0.150
H 15.120
Mass
D 6.32 0.568
pV 0.048 0.0148
Value
Rotational Period 191.950
Period quality 2
Spectral Class X
Spectral Class Score 0.373
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 0 Euphrosyne Novakovic 2019EPSC...13.1671N HCM
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0829 0.1672 0.4508 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.32 0.568 0.568 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.048 0.0148 0.0148 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
15.12 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
191.955 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X X 0.0622 0.0520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT