Villanueva

09724, 1981 EW17, 1981EW17, 1988 AU, 1988AU, J81E17W, J88A00U

All data for this body: [vot]

MPC data
Name (number) Villanueva (9724)
a 2.40080
e 0.15245
i / sin(i) 1.8691 / 0.03262
q 2.03480
Q 2.76681
ω 223.7460
Node 217.6354
m 26.1695
n 0.2650
Epoch 2460800.5
nobs 2140
nopp 22
Years observed 1978-2025
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.401
ep 0.159
sin(ip) 0.045
G 0.150
H 15.260
Mass
D 2.70 0.241
pV 0.265 0.0439
Value
Rotational Period 4.470
Period quality 2-
Spectral Class None
Spectral Class Score
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 -0.2400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4008 0.1588 0.0446 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.70 0.241 0.241 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.265 0.0439 0.0439 Masiero 2011ApJ...741...68M NEATM
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
15.26 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.478 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve