1991 AF2

1991AF2, 1998 QW51, 1998QW51, 43797, J91A02F, J98Q51W

All data for this body: [vot]

MPC data
Name (number) 1991 AF2 (43797)
a 2.62085
e 0.16315
i / sin(i) 12.2215 / 0.21169
q 2.19325
Q 3.04845
ω 246.6126
Node 184.7078
m 38.1647
n 0.2323
Epoch 2460800.5
nobs 2316
nopp 22
Years observed 1990-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.621
ep 0.153
sin(ip) 0.217
G 0.150
H 14.550
Mass
D
pV
Value
Rotational Period 5.980
Period quality 2
Spectral Class S
Spectral Class Score 5.916
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia -0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6212 0.1535 0.2169 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
14.55 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.982 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
S 0.986 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT