1998 ST26

1998ST26, 1998 YU21, 1998YU21, 2002 PA49, 2002PA49, 74232, J98S26T, J98Y21U, K02P49A

All data for this body: [vot]

MPC data
Name (number) 1998 ST26 (74232)
a 3.05193
e 0.08562
i / sin(i) 10.6157 / 0.18422
q 2.79062
Q 3.31325
ω 139.9086
Node 297.2965
m 16.0488
n 0.1849
Epoch 2460800.5
nobs 1627
nopp 18
Years observed 1997-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.051
ep 0.073
sin(ip) 0.200
G 0.150
H 14.250
Mass
D 5.33 0.188
pV 0.188 0.0294
Value
Rotational Period 3.100
Period quality 2-
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0510 0.0735 0.2000 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.33 0.188 0.188 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.188 0.0294 0.0294 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
14.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.14 2- Synodic Chang 2016ApJS..227...20C Lightcurve