1999 XO26

1999XO26, 1976 JL9, 1976JL9, 41240, J76J09L, J99X26O

All data for this body: [vot]

MPC data
Name (number) 1999 XO26 (41240)
a 3.02859
e 0.08523
i / sin(i) 6.4005 / 0.11148
q 2.77045
Q 3.28672
ω 122.5277
Node 233.6519
m 342.9113
n 0.1870
Epoch 2460800.5
nobs 1701
nopp 21
Years observed 1976-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.029
ep 0.065
sin(ip) 0.132
G 0.150
H 14.340
Mass
D
pV
Value
Rotational Period 12.110
Period quality 2
Spectral Class S
Spectral Class Score 2.140
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0288 0.0647 0.1316 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
14.34 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.1106 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.3566 0.1850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT
X S 0.0334 0.1850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT