Landsman

1999 XJ248, 1999XJ248, 2001 CC29, 2001CC29, 39290, J99XO8J, K01C29C

All data for this body: [vot]

MPC data
Name (number) Landsman (39290)
a 3.17113
e 0.08732
i / sin(i) 10.4428 / 0.18125
q 2.89423
Q 3.44803
ω 224.1108
Node 108.2328
m 275.3052
n 0.1745
Epoch 2460800.5
nobs 2631
nopp 22
Years observed 1998-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent Veritas (490)
 
ap 3.174
ep 0.056
sin(ip) 0.160
G 0.150
H 13.350
Mass
D 11.62 1.760
pV 0.083 0.0300
Value
Rotational Period 10.632
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
490 Veritas 0 Veritas Novakovic 2019EPSC...13.1671N HCM
490 Veritas 609 Veritas 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1739 0.0561 0.1604 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.62 1.760 1.760 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.083 0.0300 0.0300 Masiero 2012ApJ...759L...8M 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
13.35 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.6326 2 Sidereal Durech 2023A&A...675A..24D Model