1999 XQ176

1999XQ176, 2001 FA162, 2001FA162, 71129, J99XH6Q, K01FG2A

All data for this body: [vot]

MPC data
Name (number) 1999 XQ176 (71129)
a 2.67442
e 0.07578
i / sin(i) 15.6151 / 0.26917
q 2.47175
Q 2.87710
ω 268.3766
Node 78.7179
m 48.9459
n 0.2254
Epoch 2460800.5
nobs 2343
nopp 20
Years observed 1995-2024
rms 0.72
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.675
ep 0.029
sin(ip) 0.254
G 0.150
H 14.220
Mass
D 3.54 0.257
pV 0.363 0.0729
Value
Rotational Period 4.299
Period quality 2
Spectral Class L
Spectral Class Score 5.004
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6749 0.0294 0.2536 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.54 0.270 0.270 Masiero 2012ApJ...759L...8M NEATM
3.56 0.844 0.844 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.354 0.0880 0.0880 Masiero 2012ApJ...759L...8M NEATM
0.383 0.1299 0.1299 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
14.22 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.29917 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
D 0.45 Bus VIS Carvano 2010A&A...510A..43C PHOT
L DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
L L 0.5007 0.4980 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.689 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT