Brian

02683, 1929 ST, 1929ST, 1939 UF, 1939UF, 1969 UG2, 1969UG2, 1978 PM, 1978PM, 1981 AD1, 1981AD1, J29S00T, J39U00F, J69U02G, J78P00M, J81A01D

All data for this body: [vot]

MPC data
Name (number) Brian (2683)
a 2.91892
e 0.06046
i / sin(i) 1.4793 / 0.02582
q 2.74243
Q 3.09541
ω 20.0407
Node 341.9450
m 85.0012
n 0.1976
Epoch 2460800.5
nobs 5274
nopp 38
Years observed 1929-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.916
ep 0.023
sin(ip) 0.039
G 0.150
H 11.880
Mass
D 11.23 0.146
pV 0.252 0.0324
Value
Rotational Period 22.520
Period quality 2
Spectral Class S
Spectral Class Score 4.666
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9156 0.0231 0.0389 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
11.08 0.180 0.180 Masiero 2014ApJ...791..121M NEATM
11.26 0.269 0.269 Masiero 2011ApJ...741...68M NEATM
13.28 0.710 0.710 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.209 0.0450 0.0450 Masiero 2012ApJ...759L...8M NEATM
0.293 0.1315 0.1315 Masiero 2011ApJ...741...68M NEATM
0.300 0.0500 0.0500 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
11.88 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.0 1 Synodic Behrend LCDB Lightcurve
22.527 2 Sidereal Durech 2023A&A...675A..24D Model
22.528 2 Sidereal Durech 2018A&A...620A..91D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L L 0.3265 0.3265 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.611 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT