Tietjen

02158, 1928 SS, 1928SS, 1933 OS, 1933OS, 1949 QR1, 1949QR1, 1955 RL1, 1955RL1, 1959 GX, 1959GX, 1961 VV, 1961VV, 1976 OG1, 1976OG1, J28S00S, J33O00S, J49Q01R, J55R01L, J59G00X, J61V00V, J76O01G

All data for this body: [vot]

MPC data
Name (number) Tietjen (2158)
a 3.07029
e 0.17980
i / sin(i) 1.5859 / 0.02768
q 2.51824
Q 3.62233
ω 101.5242
Node 187.2285
m 35.0757
n 0.1832
Epoch 2460800.5
nobs 5079
nopp 38
Years observed 1933-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.076
ep 0.177
sin(ip) 0.041
G 0.150
H 11.800
Mass
D 23.25 0.139
pV 0.067 0.0071
Value
Rotational Period 8.657
Period quality 3
Spectral Class B
Spectral Class Score 13.305
Family data
[raw, vot]

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

ap ep sin(ip) Author Reference Method
3.0764 0.1771 0.0412 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
20.90 1.340 1.340 Usui 2011PASJ...63.1117U NEATM
21.37 4.270 4.270 Ali-Lagoa 2018A&A...612A..85A NEATM
22.20 3.270 3.270 Masiero 2012ApJ...759L...8M NEATM
22.66 0.260 0.260 Masiero 2014ApJ...791..121M NEATM
23.54 0.168 0.168 Masiero 2011ApJ...741...68M NEATM
23.60 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
23.60 nan nan Ali-Lagoa 2016A&A...591A..14A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.061 0.0110 0.0110 Masiero 2011ApJ...741...68M NEATM
0.070 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.082 0.0430 0.0430 Masiero 2012ApJ...759L...8M NEATM
0.086 0.0340 0.0340 Ali-Lagoa 2018A&A...612A..85A 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
11.80 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.65742 3 Synodic Owings 2021MPBu...48..236O Lightcurve
8.6581 2 Sidereal Durech 2023A&A...675A..24D Model
8.65814 2 Sidereal Durech 2019A&A...631A...2D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
B 0.994 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
B B 0.8902 0.8902 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.43 Bus VIS Carvano 2010A&A...510A..43C PHOT