2001 QW18

2001QW18, 1993 FM79, 1993FM79, 1995 OO4, 1995OO4, 55001, J93F79M, J95O04O, K01Q18W

All data for this body: [vot]

MPC data
Name (number) 2001 QW18 (55001)
a 3.23334
e 0.14099
i / sin(i) 1.6267 / 0.02839
q 2.77746
Q 3.68923
ω 243.4788
Node 140.5799
m 349.7083
n 0.1695
Epoch 2460800.5
nobs 1516
nopp 23
Years observed 1993-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.224
ep 0.131
sin(ip) 0.018
G 0.150
H 14.360
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 2.732
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 0.5600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.2239 0.1310 0.0183 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
14.36 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 X 0.4298 0.2300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X X 0.4554 0.2300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT