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 2.75941
e 0.09778
i / sin(i) 4.4281 / 0.07721
q 2.48959
Q 3.02923
ω 277.2061
Node 43.1284
m 302.8744
n 0.2150
Epoch 2460800.5
nobs 5906
nopp 29
Years observed 1974-2025
rms 0.58
Best values
[raw, vot]

Value Standard error
Parent Agnia (847)
 
ap 2.759
ep 0.075
sin(ip) 0.068
G 0.150
H 12.690
Mass
D 8.49 0.263
pV 0.269 0.0349
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 27.930
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
847 Agnia 0 Agnia Novakovic 2019EPSC...13.1671N HCM
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-Nov-2024
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
12.69 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
S 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Sq Bus VIS Bus 2002Icar..158..146B SPEC