Wempe

01950, 1942 EO, 1942EO, 1968 HH1, 1968HH1, J42E00O, J68H01H

All data for this body: [vot]

MPC data
Name (number) Wempe (1950)
a 2.17856
e 0.08454
i / sin(i) 4.2198 / 0.07358
q 1.99438
Q 2.36274
ω 53.0792
Node 69.8953
m 0.9283
n 0.3065
Epoch 2460800.5
nobs 10022
nopp 34
Years observed 1942-2025
rms 0.46
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.178
ep 0.148
sin(ip) 0.064
G 0.150
H 13.350
Mass
D
pV
Value
Rotational Period 16.780
Period quality 3
Spectral Class S
Spectral Class Score 20.675
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.1784 0.1482 0.0641 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.35 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.788 3 Synodic Pray 2006MPBu...33...92P Lightcurve
16.79508 2 Sidereal Martikainen 2021A&A...649A..98M Model
16.7953 2 Sidereal Hanus 2013A&A...551A..67H Model
23.0 2 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.791 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.98 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.9956 0.9970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9993 0.9970 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT