Al-Farabi

07057, 1990 QL2, 1990QL2, 1992 EK, 1992EK, J90Q02L, J92E00K

All data for this body: [vot]

MPC data
Name (number) Al-Farabi (7057)
a 2.26258
e 0.13004
i / sin(i) 5.1270 / 0.08936
q 1.96836
Q 2.55679
ω 224.9916
Node 159.9447
m 38.0985
n 0.2896
Epoch 2460800.5
nobs 6267
nopp 25
Years observed 1990-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.262
ep 0.105
sin(ip) 0.092
G 0.150
H 13.810
Mass
D 4.57 0.990
pV 0.260 0.1300
Value
Rotational Period 4.289
Period quality 2
Spectral Class S
Spectral Class Score 46.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2622 0.1053 0.0918 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.57 0.990 0.990 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.260 0.1300 0.1300 Nugent 2016AJ....152...63N 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
13.81 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.28913 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
A DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
A 0.46 Bus VIS Carvano 2010A&A...510A..43C PHOT
A A 0.3904 0.5800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
A A 0.7494 0.5800 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S Bus-DeMeo NIR DeMeo 2019Icar..322...13D SPEC
S Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC