1999 XS181

1999XS181, 2000 AL10, 2000AL10, 45213, J99XI1S, K00A10L

All data for this body: [vot]

MPC data
Name (number) 1999 XS181 (45213)
a 2.54442
e 0.11914
i / sin(i) 14.2326 / 0.24586
q 2.24126
Q 2.84757
ω 325.8547
Node 280.3627
m 271.7396
n 0.2428
Epoch 2460800.5
nobs 2341
nopp 21
Years observed 1998-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.546
ep 0.134
sin(ip) 0.261
G 0.150
H 14.590
Mass
D 2.80 0.392
pV 0.470 0.0584
Value
Rotational Period
Period quality None
Spectral Class Q
Spectral Class Score 2.472
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5464 0.1342 0.2607 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.80 0.392 0.392 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.470 0.0584 0.0584 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
14.59 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
Q 0.412 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT