1999 WP4

1999WP4, 1998 QW9, 1998QW9, 25437, J98Q09W, J99W04P

All data for this body: [vot]

MPC data
Name (number) 1999 WP4 (25437)
a 2.31458
e 0.04899
i / sin(i) 7.7747 / 0.13528
q 2.20118
Q 2.42798
ω 98.3580
Node 94.3166
m 329.1845
n 0.2799
Epoch 2460800.5
nobs 3442
nopp 23
Years observed 1953-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.315
ep 0.093
sin(ip) 0.125
G 0.150
H 14.280
Mass
D
pV
Value
Rotational Period 27.800
Period quality 2
Spectral Class V
Spectral Class Score 5.340
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3148 0.0934 0.1253 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
14.28 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
27.805 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
V 0.890 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT