1997 WX21

1997WX21, 16833, 1990 DO3, 1990DO3, J90D03O, J97W21X

All data for this body: [vot]

MPC data
Name (number) 1997 WX21 (16833)
a 2.70066
e 0.13154
i / sin(i) 12.7752 / 0.22113
q 2.34543
Q 3.05589
ω 242.7493
Node 353.6562
m 284.5375
n 0.2221
Epoch 2460800.5
nobs 4345
nopp 23
Years observed 1990-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.705
ep 0.141
sin(ip) 0.226
G 0.150
H 13.220
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 9.700
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.8200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7051 0.1411 0.2257 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
13.22 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
S 0.661 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9556 0.9556 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT