Walbeck

01695, 1941 UO, 1941UO, 1964 QA, 1964QA, 1964 RE, 1964RE, 2019 GD26, 2019GD26, J41U00O, J64Q00A, J64R00E, K19G26D

All data for this body: [vot]

MPC data
Name (number) Walbeck (1695)
a 2.78415
e 0.28889
i / sin(i) 16.6855 / 0.28712
q 1.97983
Q 3.58846
ω 139.5648
Node 218.3718
m 15.4119
n 0.2122
Epoch 2460800.5
nobs 4304
nopp 33
Years observed 1941-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.783
ep 0.248
sin(ip) 0.296
G 0.150
H 12.580
Mass
D 19.00 0.145
pV 0.046 0.0016
Value
Rotational Period 5.160
Period quality 3
Spectral Class C
Spectral Class Score 9.500
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7833 0.2482 0.2959 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.58 2.410 2.410 Nugent 2016AJ....152...63N NEATM
16.64 5.150 5.150 Masiero 2021PSJ.....2..162M NEATM
17.88 0.270 0.270 Masiero 2012ApJ...759L...8M NEATM
18.07 2.470 2.470 Nugent 2016AJ....152...63N NEATM
18.28 1.830 1.830 Ali-Lagoa 2018A&A...612A..85A NEATM
18.76 3.670 3.670 Masiero 2021PSJ.....2..162M NEATM
18.95 0.258 0.258 Masiero 2011ApJ...741...68M NEATM
19.62 0.800 0.800 Tedesco 2002AJ....123.1056T STM
19.84 0.290 0.290 Usui 2011PASJ...63.1117U NEATM
20.17 0.486 0.486 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
21.28 1.564 1.564 Ryan&Woodward 2010AJ....140..933R IRAS-STM
23.11 2.310 2.310 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0070 0.0070 Ali-Lagoa 2018A&A...612A..85A NEATM
0.037 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.043 0.0058 0.0058 Masiero 2011ApJ...741...68M NEATM
0.043 0.0038 0.0038 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.044 0.0220 0.0450 Masiero 2021PSJ.....2..162M NEATM
0.047 0.0170 0.0260 Masiero 2021PSJ.....2..162M NEATM
0.048 0.0023 0.0023 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.050 0.0100 0.0100 Nugent 2016AJ....152...63N NEATM
0.050 0.0050 0.0050 Tedesco 2002AJ....123.1056T STM
0.060 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.090 0.0300 0.0300 Nugent 2016AJ....152...63N 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
12.58 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.16 2 Synodic Behrend LCDB Lightcurve
5.1607 3 Synodic Behrend LCDB Lightcurve
5.3 2 Synodic Szekely 2005P&SS...53..925S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C 0.875 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C S 0.850000 0.130000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Cg Bus VIS Bus 2002Icar..158..146B SPEC
X C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT