Johnnapier

05558, 1989 WL2, 1989WL2, J89W02L

All data for this body: [vot]

MPC data
Name (number) Johnnapier (5558)
a 1.93547
e 0.11254
i / sin(i) 23.3788 / 0.39681
q 1.71765
Q 2.15330
ω 264.8349
Node 138.8590
m 217.8617
n 0.3660
Epoch 2460200.5
nobs 3552
nopp 22
Years observed 1978-2023
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent Hungaria (434)
 
ap 1.935
ep 0.076
sin(ip) 0.353
Value Standard error
G 0.150
H 14.430
Mass
D 2.33 0.166
pV 0.819 0.0907
Rotational Period 73.900
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
434 Hungaria 3 Hungaria -0.4900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9354 0.0756 0.3531 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.33 0.166 0.166 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.819 0.0907 0.0907 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
14.43 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
73.90 Warner 2009MPBu...36..109W Lightcurve
73.91 Behrend LCDB Lightcurve