1999 XA154

1999XA154, 41308, J99XF4A

All data for this body: [vot]

MPC data
Name (number) 1999 XA154 (41308)
a 2.99849
e 0.05817
i / sin(i) 11.3712 / 0.19717
q 2.82406
Q 3.17292
ω 195.0110
Node 113.6582
m 85.8552
n 0.1898
Epoch 2460800.5
nobs 3425
nopp 25
Years observed 1977-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.999
ep 0.050
sin(ip) 0.176
G 0.150
H 12.910
Mass
D 9.90 0.186
pV 0.150 0.0226
Value
Rotational Period 5.000
Period quality 2
Spectral Class S
Spectral Class Score 7.269
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9990 0.0498 0.1763 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.90 0.186 0.186 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.150 0.0226 0.0226 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
12.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.04 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.588 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.68 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.6515 0.6515 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT