Ul'yanin

04139, 1975 VE2, 1975VE2, 1975 WX1, 1975WX1, 1979 HK3, 1979HK3, 1981 UR7, 1981UR7, 1986 TF17, 1986TF17, 1989 AK7, 1989AK7, J75V02E, J75W01X, J79H03K, J81U07R, J86T17F, J89A07K

All data for this body: [vot]

MPC data
Name (number) Ul'yanin (4139)
a 3.14649
e 0.16385
i / sin(i) 1.5924 / 0.02779
q 2.63093
Q 3.66205
ω 181.2355
Node 134.0535
m 11.8841
n 0.1766
Epoch 2460800.5
nobs 4529
nopp 33
Years observed 1975-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Themis (24)
 
ap 3.146
ep 0.149
sin(ip) 0.016
G 0.150
H 12.370
Mass
D 12.73 0.261
pV 0.094 0.0197
Value
Rotational Period
Period quality None
Spectral Class B
Spectral Class Score 3.210
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 0.1700 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1459 0.1487 0.0164 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
12.71 0.262 0.262 Masiero 2011ApJ...741...68M NEATM
16.76 4.720 4.720 Masiero 2021PSJ.....2..162M NEATM
20.78 6.820 6.820 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.042 0.0240 0.0580 Masiero 2021PSJ.....2..162M NEATM
0.056 0.0240 0.0410 Masiero 2021PSJ.....2..162M NEATM
0.158 0.0312 0.0312 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
12.37 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
B 0.535 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT