1989 WZ2

1989WZ2, 16458, 1998 HX87, 1998HX87, J89W02Z, J98H87X

All data for this body: [vot]

MPC data
Name (number) 1989 WZ2 (16458)
a 3.14100
e 0.12719
i / sin(i) 13.6721 / 0.23636
q 2.74151
Q 3.54049
ω 349.6044
Node 23.9323
m 154.0620
n 0.1771
Epoch 2460800.5
nobs 3085
nopp 25
Years observed 1983-2025
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.148
ep 0.100
sin(ip) 0.228
G 0.150
H 13.150
Mass
D 13.57 0.151
pV 0.058 0.0119
Value
Rotational Period 18.163
Period quality 2
Spectral Class C
Spectral Class Score 2.006
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1482 0.0995 0.2279 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.49 0.153 0.153 Masiero 2011ApJ...741...68M NEATM
17.01 1.100 1.100 Usui 2011PASJ...63.1117U NEATM
17.56 3.510 3.510 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.081 0.0177 0.0177 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
13.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.1631 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.25 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.2510 0.2510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT