1999 XX12

1999XX12, 2001 FA134, 2001FA134, A2900, J99X12X, K01FD4A

All data for this body: [vot]

MPC data
Name (number) 1999 XX12 (102900)
a 2.72182
e 0.10978
i / sin(i) 12.7239 / 0.22025
q 2.42303
Q 3.02061
ω 286.3673
Node 217.0806
m 179.9229
n 0.2195
Epoch 2460800.5
nobs 1353
nopp 21
Years observed 1999-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.723
ep 0.137
sin(ip) 0.234
G 0.150
H 15.060
Mass
D 3.54 0.257
pV 0.228 0.0429
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 2.188
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7226 0.1365 0.2344 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.74 0.423 0.423 Masiero 2011ApJ...741...68M NEATM
4.00 0.324 0.324 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.159 0.0545 0.0545 Masiero 2011ApJ...741...68M NEATM
0.340 0.0696 0.0696 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
15.06 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 D 0.3167 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V D 0.3647 0.1870 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT