1990 WE9

1990WE9, 14878, 1986 RJ16, 1986RJ16, 1986 TW14, 1986TW14, 1992 ET25, 1992ET25, J86R16J, J86T14W, J90W09E, J92E25T

All data for this body: [vot]

MPC data
Name (number) 1990 WE9 (14878)
a 2.42357
e 0.18657
i / sin(i) 2.7028 / 0.04716
q 1.97142
Q 2.87573
ω 198.5927
Node 155.3692
m 90.6287
n 0.2612
Epoch 2460800.5
nobs 2645
nopp 24
Years observed 1986-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Nysa (44)
 
ap 2.423
ep 0.148
sin(ip) 0.042
G 0.150
H 15.040
Mass
D 6.12 0.127
pV 0.064 0.0033
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
44 Nysa 405 Nysa-Polana 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4228 0.1485 0.0418 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.67 0.570 0.570 Masiero 2021PSJ.....2..162M NEATM
4.05 0.870 0.870 Masiero 2021PSJ.....2..162M NEATM
4.34 1.149 1.149 Masiero 2017AJ....154..168M NEATM
6.33 0.133 0.133 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.064 0.0033 0.0033 Masiero 2011ApJ...741...68M NEATM
0.103 0.0590 0.0590 Masiero 2017AJ....154..168M NEATM
0.117 0.0460 0.0750 Masiero 2021PSJ.....2..162M NEATM
0.142 0.0420 0.0600 Masiero 2021PSJ.....2..162M 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
15.04 MPC-2023-12-04 MPC-2023-12-04 Phot