1999 XK2

1999XK2, 2001 FE23, 2001FE23, 70954, J99X02K, K01F23E

All data for this body: [vot]

MPC data
Name (number) 1999 XK2 (70954)
a 3.17601
e 0.13733
i / sin(i) 2.4889 / 0.04343
q 2.73987
Q 3.61216
ω 90.5967
Node 116.6091
m 89.5801
n 0.1741
Epoch 2460800.5
nobs 1508
nopp 21
Years observed 1999-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.185
ep 0.156
sin(ip) 0.025
G 0.150
H 14.440
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 4.168
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.3000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1853 0.1561 0.0245 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
14.44 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.302 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B B 0.3926 0.3926 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.21 Bus VIS Carvano 2010A&A...510A..43C PHOT