1999 AS3

1999AS3, 16977, J99A03S

All data for this body: [vot]

MPC data
Name (number) 1999 AS3 (16977)
a 2.38471
e 0.06546
i / sin(i) 7.8330 / 0.13629
q 2.22862
Q 2.54081
ω 71.3687
Node 99.9558
m 14.0376
n 0.2676
Epoch 2460800.5
nobs 3436
nopp 23
Years observed 1953-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.385
ep 0.107
sin(ip) 0.124
G 0.150
H 13.980
Mass
D 4.09 0.100
pV 0.323 0.0404
Value
Rotational Period 50.000
Period quality 2
Spectral Class S
Spectral Class Score 4.320
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
2.3849 0.1066 0.1240 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.09 0.100 0.100 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.323 0.0404 0.0404 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
13.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
25.028 2 Sidereal Durech 2023A&A...675A..24D Model
50.07 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.720 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT