1998 AW4

1998AW4, J98A04W, K5022

All data for this body: [vot]

MPC data
Name (number) 1998 AW4 (205022)
a 3.16815
e 0.17454
i / sin(i) 17.2211 / 0.29606
q 2.61518
Q 3.72112
ω 50.7929
Node 125.2461
m 286.4635
n 0.1748
Epoch 2460800.5
nobs 643
nopp 15
Years observed 1998-2025
rms 0.84
Best values
[raw, vot]

Value Standard error
Parent Tirela (1400)
 
ap 3.163
ep 0.200
sin(ip) 0.281
G 0.150
H 15.320
Mass
D 2.62 0.874
pV 0.310 0.1396
Value
Rotational Period
Period quality None
Spectral Class A
Spectral Class Score 0.521
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1400 Tirela 0 Tirela Novakovic 2019EPSC...13.1671N HCM
1400 Tirela 612 Tirela 0.6200 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1630 0.2002 0.2815 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.62 0.874 0.874 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.310 0.1396 0.1396 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
15.32 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
A A 0.0868 0.0868 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT