1991 XS

1991XS, 10790, 1993 GP1, 1993GP1, 1994 NY12, 1994NY12, J91X00S, J93G01P, J94N12Y

All data for this body: [vot]

MPC data
Name (number) 1991 XS (10790)
a 3.03101
e 0.12985
i / sin(i) 9.9692 / 0.17312
q 2.63745
Q 3.42458
ω 243.7522
Node 235.7758
m 79.3952
n 0.1868
Epoch 2460800.5
nobs 4571
nopp 27
Years observed 1990-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.029
ep 0.162
sin(ip) 0.195
G 0.150
H 12.870
Mass
D
pV
Value
Rotational Period 8.491
Period quality 2
Spectral Class L
Spectral Class Score 0.696
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0289 0.1616 0.1947 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
12.87 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.48936 2 Sidereal Durech 2019A&A...631A...2D Model
8.4894 2 Sidereal Durech 2018A&A...620A..91D Model
8.4894 2 Sidereal Durech 2023A&A...675A..24D Model
8.4917 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.116 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT