1999 UW18

1999UW18, 1999 TH317, 1999TH317, 2013 YK60, 2013YK60, J99TV7H, J99U18W, K13Y60K, l4176

All data for this body: [vot]

MPC data
Name (number) 1999 UW18 (474176)
a 2.26666
e 0.15864
i / sin(i) 3.8447 / 0.06705
q 1.90708
Q 2.62624
ω 6.2883
Node 34.8991
m 165.5422
n 0.2888
Epoch 2460800.5
nobs 133
nopp 10
Years observed 1999-2023
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.267
ep 0.142
sin(ip) 0.056
G 0.150
H 18.570
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 0.734
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2668 0.1421 0.0562 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
18.57 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 S 0.1224 0.1100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.0223 0.1100 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT