Bradhelsel

1990 FR4, 1990FR4, 2000 GG55, 2000GG55, 28669, J90F04R, K00G55G

All data for this body: [vot]

MPC data
Name (number) Bradhelsel (28669)
a 2.21466
e 0.08368
i / sin(i) 2.7807 / 0.04851
q 2.02932
Q 2.39999
ω 339.3526
Node 204.0610
m 236.5906
n 0.2991
Epoch 2460800.5
nobs 1470
nopp 19
Years observed 1990-2025
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.215
ep 0.138
sin(ip) 0.062
G 0.150
H 16.290
Mass
D 1.63 0.320
pV 0.202 0.1191
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.561
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2148 0.1380 0.0616 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.63 0.320 0.320 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.202 0.1191 0.1191 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
16.29 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 S 0.7601 0.7530 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT