Bradfield

03430, 1974 HY1, 1974HY1, 1976 YS7, 1976YS7, 1980 TF4, 1980TF4, J74H01Y, J76Y07S, J80T04F

All data for this body: [vot]

MPC data
Name (number) Bradfield (3430)
a 2.75786
e 0.09827
i / sin(i) 4.4289 / 0.07722
q 2.48686
Q 3.02887
ω 277.4191
Node 43.1253
m 173.6185
n 0.2152
Epoch 2460200.5
nobs 5150
nopp 28
Years observed 1974-2023
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent Agnia (847)
 
ap 2.759
ep 0.075
sin(ip) 0.068
Value Standard error
G 0.150
H 12.740
Mass
D 8.49 0.263
pV 0.269 0.0349
Rotational Period
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
847 Agnia 514 Agnia -7.0800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7591 0.0750 0.0677 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.49 0.263 0.263 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.269 0.0349 0.0349 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
12.74 MPC-2023-12-04 MPC-2023-12-04 Phot