2000 UW21

2000UW21, 98417, K00U21W

All data for this body: [vot]

MPC data
Name (number) 2000 UW21 (98417)
a 2.34386
e 0.21316
i / sin(i) 3.3759 / 0.05889
q 1.84424
Q 2.84349
ω 298.0359
Node 88.1283
m 307.2930
n 0.2747
Epoch 2460800.5
nobs 786
nopp 20
Years observed 1991-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.344
ep 0.184
sin(ip) 0.043
G 0.150
H 16.620
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.992
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
135 Hertha 0 Hertha Novakovic 2019EPSC...13.1671N HCM
44 Nysa 405 Nysa-Polana -0.4300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3437 0.1844 0.0433 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
16.62 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
D S 0.4618 0.3580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.6654 0.3580 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
XL 0.16 Bus VIS Carvano 2010A&A...510A..43C PHOT