1997 AF

1997AF, 19336, 1998 HG136, 1998HG136, J97A00F, J98HD6G

All data for this body: [vot]

MPC data
Name (number) 1997 AF (19336)
a 2.55753
e 0.30599
i / sin(i) 7.5298 / 0.13104
q 1.77497
Q 3.34010
ω 281.4612
Node 98.9199
m 31.5013
n 0.2410
Epoch 2460800.5
nobs 3268
nopp 25
Years observed 1955-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.555
ep 0.229
sin(ip) 0.119
G 0.150
H 13.900
Mass
D 5.93 0.137
pV 0.142 0.0224
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.940
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5553 0.2294 0.1194 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.02 1.246 1.246 Masiero 2017AJ....154..168M NEATM
5.94 0.138 0.138 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.138 0.0231 0.0231 Masiero 2011ApJ...741...68M NEATM
0.205 0.0933 0.0933 Masiero 2017AJ....154..168M 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
13.90 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
S 0.990 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT