Dido

00209, 1879 UC, 1879UC, 1909 AB, 1909AB, 1909 GB, 1909GB, 1912 RB, 1912RB, I79U00C, J09A00B, J09G00B, J12R00B

All data for this body: [vot]

MPC data
Name (number) Dido (209)
a 3.14731
e 0.05422
i / sin(i) 7.1678 / 0.12477
q 2.97666
Q 3.31796
ω 249.9375
Node 0.6194
m 155.0664
n 0.1765
Epoch 2460800.5
nobs 9269
nopp 72
Years observed 1879-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.147
ep 0.074
sin(ip) 0.130
G 0.150
H 8.300
Mass 1.244e+18 5.949e+17
D 151.09 0.720
pV 0.035 0.0009
Value
Rotational Period 5.736
Period quality 3
Spectral Class C
Spectral Class Score 30.500
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1474 0.0738 0.1303 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.2108e+18 6.0359e+17 6.0359e+17 Fienga INPOP19a Ephem
1.7400e+18 Folkner 2014IPNPR.196C...1F Ephem
4.5900e+18 7.4200e+18 7.4200e+18 Zielenbach 2011AJ....142..120Z Deflec
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
118.38 1.300 1.300 Masiero 2014ApJ...791..121M NEATM
124.26 3.674 3.674 Masiero 2011ApJ...741...68M NEATM
132.19 13.220 13.220 Ali-Lagoa 2018A&A...612A..85A NEATM
133.43 2.060 2.060 Usui 2011PASJ...63.1117U NEATM
135.15 8.350 8.350 Ryan&Woodward 2010AJ....140..933R IRAS-STM
156.58 31.320 31.320 Ali-Lagoa 2018A&A...612A..85A NEATM
156.93 9.369 9.369 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
159.94 3.100 3.100 Tedesco 2002AJ....123.1056T STM
179.01 1.060 1.060 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0040 0.0040 Masiero 2012ApJ...759L...8M NEATM
0.035 0.0010 0.0010 Tedesco 2002AJ....123.1056T STM
0.038 0.0053 0.0053 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.039 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.051 0.0076 0.0076 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.055 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.058 0.0186 0.0186 Masiero 2011ApJ...741...68M NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M 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
8.30 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.7351 3 Synodic Behrend LCDB Lightcurve
5.7356 3- Synodic Behrend LCDB Lightcurve
5.73561 2 Sidereal Durech 2019A&A...631A...2D Model
5.736 2 Synodic CALL LCDB Lightcurve
5.7365 3 Synodic Behrend LCDB Lightcurve
5.7366 3 Synodic Warner 2005MPBu...32...90W Lightcurve
5.74 2 Synodic Behrend LCDB Lightcurve
5.745 3- Synodic Behrend LCDB Lightcurve
8.0 2 Synodic Tedesco LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
C 0.900000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
P Tholen NIR Clark 2004AJ....128.3070C SPEC
P 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.960 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
Xc Bus VIS Bus 2002Icar..158..146B SPEC
Xc Bus VIS Fornasier 2014Icar..233..163F SPEC