Sechenov

05234, 1980 UA1, 1980UA1, 1989 VP, 1989VP, J80U01A, J89V00P

All data for this body: [vot]

MPC data
Name (number) Sechenov (5234)
a 2.76240
e 0.16237
i / sin(i) 35.8260 / 0.58533
q 2.31387
Q 3.21093
ω 176.8609
Node 223.1411
m 259.7341
n 0.2147
Epoch 2460800.5
nobs 4247
nopp 27
Years observed 1989-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Pallas (2)
 
ap 2.761
ep 0.271
sin(ip) 0.547
G 0.150
H 12.240
Mass
D 14.12 0.147
pV 0.138 0.0169
Value
Rotational Period 12.088
Period quality 2
Spectral Class B
Spectral Class Score 25.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2 Pallas 0 Pallas Novakovic 2019EPSC...13.1671N HCM
2 Pallas 801 Pallas Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7610 0.2712 0.5468 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.56 2.940 2.940 Masiero 2020PSJ.....1....5M NEATM
14.01 0.266 0.266 Masiero 2011ApJ...741...68M NEATM
14.10 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
14.12 0.183 0.183 Masiero 2011ApJ...741...68M NEATM
15.00 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
15.12 0.980 0.980 Usui 2011PASJ...63.1117U NEATM
15.36 3.070 3.070 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.086 0.0460 0.0460 Masiero 2020PSJ.....1....5M NEATM
0.108 0.0430 0.0430 Ali-Lagoa 2018A&A...612A..85A NEATM
0.154 0.0227 0.0227 Masiero 2011ApJ...741...68M NEATM
0.157 0.0434 0.0434 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
12.24 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.067 1 Synodic Ditteon 2004MPBu...31...54D Lightcurve
12.0884 2 Synodic Pal 2020ApJS..247...26P Lightcurve
24.35 1 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B Bus-DeMeo NIR Chavan 2025A&A...695A.254C SPEC
B Bus VIS Bus 2002Icar..158..146B SPEC
B C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S C 0.740000 0.210000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC