Leningrad

02046, 1929 VK, 1929VK, 1934 RK, 1934RK, 1940 UF, 1940UF, 1955 HN, 1955HN, 1957 YV, 1957YV, 1968 UD1, 1968UD1, 1973 QS, 1973QS, 1973 SH3, 1973SH3, J29V00K, J34R00K, J40U00F, J55H00N, J57Y00V, J68U01D, J73Q00S, J73S03H

All data for this body: [vot]

MPC data
Name (number) Leningrad (2046)
a 3.15884
e 0.18192
i / sin(i) 2.7347 / 0.04771
q 2.58418
Q 3.73350
ω 284.9092
Node 73.5459
m 60.2193
n 0.1756
Epoch 2460800.5
nobs 5017
nopp 39
Years observed 1929-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.151
ep 0.156
sin(ip) 0.030
G 0.150
H 11.560
Mass
D 24.59 0.266
pV 0.071 0.0095
Value
Rotational Period 5.290
Period quality 2+
Spectral Class B
Spectral Class Score 5.772
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
24 Themis 0 Themis Novakovic 2019EPSC...13.1671N HCM
24 Themis 602 Themis 0.3400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1508 0.1560 0.0304 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
23.97 0.292 0.292 Masiero 2011ApJ...741...68M NEATM
26.38 2.640 2.640 Ali-Lagoa 2018A&A...612A..85A NEATM
27.67 0.670 0.670 Usui 2011PASJ...63.1117U NEATM
31.48 6.300 6.300 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.050 0.0200 0.0200 Ali-Lagoa 2018A&A...612A..85A NEATM
0.071 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.085 0.0169 0.0169 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
11.56 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.296 2+ Synodic Simpson 2013MPBu...40..146S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 0.962 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Cgx Cgx None None Movis NIR Popescu 2018A&A...617A..12P PHOT