2004 XK81

2004XK81, 2006 GS52, 2006GS52, J8507, K04X81K, K06G52S

All data for this body: [vot]

MPC data
Name (number) 2004 XK81 (198507)
a 2.74750
e 0.13387
i / sin(i) 12.5010 / 0.21646
q 2.37968
Q 3.11532
ω 271.8618
Node 261.9240
m 102.6587
n 0.2164
Epoch 2460800.5
nobs 668
nopp 17
Years observed 2001-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.748
ep 0.160
sin(ip) 0.241
G 0.150
H 15.430
Mass
D 2.40 0.440
pV 0.280 0.0875
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 6.758
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7481 0.1595 0.2414 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.40 0.440 0.440 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.280 0.0875 0.0875 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
15.43 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
D S 0.0872 0.3160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.1556 0.3160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.3781 0.3160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.4259 0.3160 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT