1999 JD23

1999JD23, 1990 SH19, 1990SH19, 1998 DG33, 1998DG33, 29919, J90S19H, J98D33G, J99J23D

All data for this body: [vot]

MPC data
Name (number) 1999 JD23 (29919)
a 2.99499
e 0.08625
i / sin(i) 10.6302 / 0.18447
q 2.73668
Q 3.25330
ω 247.4539
Node 43.6510
m 298.3643
n 0.1902
Epoch 2460800.5
nobs 3538
nopp 24
Years observed 1990-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Eos (221)
 
ap 2.997
ep 0.082
sin(ip) 0.174
G 0.150
H 13.080
Mass
D 9.26 0.160
pV 0.143 0.0067
Value
Rotational Period 9.267
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
221 Eos 0 Eos Novakovic 2019EPSC...13.1671N HCM
221 Eos 606 Eos -0.5200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9965 0.0816 0.1745 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.26 0.160 0.160 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.143 0.0067 0.0067 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
13.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.26738 2 Sidereal Durech 2018A&A...617A..57D Model