1997 AB18

1997AB18, 42577, J97A18B

All data for this body: [vot]

MPC data
Name (number) 1997 AB18 (42577)
a 2.39172
e 0.07388
i / sin(i) 6.5897 / 0.11476
q 2.21501
Q 2.56842
ω 95.1504
Node 350.5043
m 274.3191
n 0.2665
Epoch 2460800.5
nobs 2962
nopp 20
Years observed 1997-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.392
ep 0.089
sin(ip) 0.117
G 0.150
H 14.540
Mass
D 2.93 0.526
pV 0.429 0.1175
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.898
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3919 0.0890 0.1167 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.93 0.526 0.526 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.429 0.1175 0.1175 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
14.54 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 0.983 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT