2008 SL138

2008SL138, 1999 TX256, 1999TX256, J99TP6X, K08SD8L, N9553

All data for this body: [vot]

MPC data
Name (number) 2008 SL138 (239553)
a 2.69036
e 0.10250
i / sin(i) 6.5266 / 0.11367
q 2.41461
Q 2.96611
ω 212.6595
Node 168.7514
m 279.8815
n 0.2234
Epoch 2460800.5
nobs 680
nopp 16
Years observed 1999-2025
rms 0.92
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.690
ep 0.063
sin(ip) 0.110
G 0.150
H 16.120
Mass
D 3.78 0.402
pV 0.059 0.0463
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 0.622
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6896 0.0633 0.1100 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.78 0.402 0.402 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.059 0.0463 0.0463 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
16.12 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
X X 0.1036 0.1036 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT