2002 AZ18

2002AZ18, 1990 ST, 1990ST, D1774, J90S00T, K02A18Z

All data for this body: [vot]

MPC data
Name (number) 2002 AZ18 (131774)
a 2.31591
e 0.31280
i / sin(i) 23.2051 / 0.39403
q 1.59149
Q 3.04034
ω 293.8397
Node 119.3491
m 270.9102
n 0.2797
Epoch 2460800.5
nobs 2192
nopp 17
Years observed 1990-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.316
ep 0.262
sin(ip) 0.400
G 0.150
H 15.300
Mass
D 1.58 0.060
pV 0.268 0.0240
Value
Rotational Period 187.270
Period quality 2
Spectral Class S
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3157 0.2620 0.3999 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.55 0.060 0.060 Nugent 2016AJ....152...63N NEATM
3.60 0.500 0.500 Ali-Lagoa 2017A&A...603A..55A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.120 0.0300 0.0300 Ali-Lagoa 2017A&A...603A..55A NEATM
0.530 0.0400 0.0400 Nugent 2016AJ....152...63N 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
15.30 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
187.273 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT