Vala

00131, 1873 KA, 1873KA, 1945 KA, 1945KA, 1952 DS3, 1952DS3, 1953 QE, 1953QE, I73K00A, J45K00A, J52D03S, J53Q00E

All data for this body: [vot]

MPC data
Name (number) Vala (131)
a 2.43177
e 0.06939
i / sin(i) 4.9633 / 0.08652
q 2.26303
Q 2.60051
ω 161.4819
Node 65.5589
m 40.0912
n 0.2599
Epoch 2460800.5
nobs 6524
nopp 61
Years observed 1873-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.432
ep 0.094
sin(ip) 0.072
G 0.150
H 10.000
Mass
D 33.11 0.096
pV 0.142 0.0013
Value
Rotational Period 5.181
Period quality 3
Spectral Class K
Spectral Class Score 24.186
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4316 0.0937 0.0722 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
26.41 0.460 0.460 Masiero 2012ApJ...759L...8M NEATM
31.34 0.300 0.300 Masiero 2014ApJ...791..121M NEATM
32.37 0.142 0.142 Masiero 2011ApJ...741...68M NEATM
33.49 3.350 3.350 Ali-Lagoa 2018A&A...612A..85A NEATM
33.91 1.115 1.115 Ryan&Woodward 2010AJ....140..933R IRAS-STM
34.62 0.215 0.215 Ryan&Woodward 2010AJ....140..933R MSX-STM
35.16 0.263 0.263 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
37.24 0.430 0.430 Usui 2011PASJ...63.1117U NEATM
39.20 3.920 3.920 Ali-Lagoa 2018A&A...612A..85A NEATM
40.44 1.800 1.800 Tedesco 2002AJ....123.1056T STM
43.46 14.170 14.170 Nugent 2016AJ....152...63N NEATM
48.01 7.494 7.494 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.080 0.0245 0.0245 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.105 0.0100 0.0100 Tedesco 2002AJ....123.1056T STM
0.110 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.128 0.0260 0.0260 Ali-Lagoa 2018A&A...612A..85A NEATM
0.139 0.0021 0.0021 Ryan&Woodward 2010AJ....140..933R MSX-NEATM
0.143 0.0018 0.0018 Ryan&Woodward 2010AJ....140..933R MSX-STM
0.149 0.0100 0.0100 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.164 0.0107 0.0107 Masiero 2011ApJ...741...68M NEATM
0.170 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.176 0.0350 0.0350 Ali-Lagoa 2018A&A...612A..85A NEATM
0.246 0.0180 0.0180 Masiero 2012ApJ...759L...8M 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
10.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.359 2 Synodic Pilcher 2008MPBu...35...71P Lightcurve
5.1796 3 Synodic Franco 2019MPBu...46...85F Lightcurve
5.1802 3 Synodic Pilcher 2017MPBu...44..317P Lightcurve
5.1803 3 Synodic Behrend LCDB Lightcurve
5.18081 2 Sidereal Franco 2019MPBu...46..392F Model
5.181 3 Synodic Galad 2010MPBu...37....9G Lightcurve
5.1812 3 Synodic Pilcher 2009MPBu...36..100P Lightcurve
5.182 2 Synodic Fauerbach 2019MPBu...46..236F Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C X Tholen VIS Xu 1995Icar..115....1X SPEC
K 0.531 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
M S 0.540000 0.300000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S M 0.680000 0.320000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S S 0.7771 0.7771 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Xc Bus VIS Bus 2002Icar..158..146B SPEC
K Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC