Steel

04713, 1989 QL, 1989QL, J89Q00L

All data for this body: [vot]

MPC data
Name (number) Steel (4713)
a 1.92649
e 0.07385
i / sin(i) 22.6678 / 0.38539
q 1.78422
Q 2.06875
ω 152.3328
Node 101.3937
m 327.5703
n 0.3686
Epoch 2460200.5
nobs 3064
nopp 22
Years observed 1976-2023
rms 0.46
Best values
[raw, vot]

Value Standard error
Parent
 
ap 1.926
ep 0.097
sin(ip) 0.329
Value Standard error
G 0.150
H 13.290
Mass
D 6.23 0.010
pV 0.365 0.0214
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
1.9264 0.0970 0.3285 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.60 0.870 0.870 Nugent 2016AJ....152...63N NEATM
5.62 0.530 0.530 Usui 2011PASJ...63.1117U NEATM
5.83 1.170 1.170 Ali-Lagoa 2018A&A...612A..85A NEATM
6.08 0.030 0.030 Masiero 2011ApJ...741...68M NEATM
6.13 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
6.25 0.011 0.011 Masiero 2011ApJ...741...68M NEATM
6.29 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.278 0.1110 0.1110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.347 0.0386 0.0386 Masiero 2011ApJ...741...68M NEATM
0.364 0.0853 0.0853 Masiero 2011ApJ...741...68M NEATM
0.370 0.1500 0.1500 Nugent 2016AJ....152...63N NEATM
0.380 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.380 0.0400 0.0400 Masiero 2014ApJ...791..121M 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
13.29 MPC-2023-12-04 MPC-2023-12-04 Phot