Bagryana

04400, 1956 RD, 1956RD, 1978 SZ4, 1978SZ4, 1985 QH4, 1985QH4, J56R00D, J78S04Z, J85Q04H

All data for this body: [vot]

MPC data
Name (number) Bagryana (4400)
a 2.36858
e 0.13824
i / sin(i) 4.3755 / 0.07629
q 2.04113
Q 2.69602
ω 27.0171
Node 352.0860
m 281.1377
n 0.2704
Epoch 2460800.5
nobs 3957
nopp 28
Years observed 1955-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.368
ep 0.108
sin(ip) 0.077
G 0.150
H 13.910
Mass
D 5.37 0.269
pV 0.185 0.0229
Value
Rotational Period 9.327
Period quality 2
Spectral Class S
Spectral Class Score 1.956
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3682 0.1081 0.0769 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.37 0.269 0.269 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.185 0.0229 0.0229 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
13.91 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.3275 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S 0.326 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT