1989 WJ

1989WJ, 1999 CP127, 1999CP127, 27721, J89W00J, J99CC7P

All data for this body: [vot]

MPC data
Name (number) 1989 WJ (27721)
a 2.60173
e 0.13175
i / sin(i) 15.0607 / 0.25984
q 2.25895
Q 2.94452
ω 7.7872
Node 66.7031
m 156.1960
n 0.2349
Epoch 2460800.5
nobs 4665
nopp 21
Years observed 1989-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.601
ep 0.144
sin(ip) 0.241
G 0.150
H 14.220
Mass
D
pV
Value
Rotational Period 31.900
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6006 0.1445 0.2414 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
14.22 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
31.8229 2 Synodic Pal 2020ApJS..247...26P Lightcurve
31.902 2 Synodic Waszczak 2015AJ....150...75W Lightcurve