Isolda

00211, 1879 XA, 1879XA, 1912 AB, 1912AB, 1912 BA, 1912BA, 1950 FM, 1950FM, I79X00A, J12A00B, J12B00A, J50F00M

All data for this body: [vot]

MPC data
Name (number) Isolda (211)
a 3.04750
e 0.15470
i / sin(i) 3.8737 / 0.06756
q 2.57606
Q 3.51894
ω 173.6449
Node 263.1648
m 134.0043
n 0.1853
Epoch 2460800.5
nobs 4649
nopp 73
Years observed 1880-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.044
ep 0.151
sin(ip) 0.086
G 0.150
H 7.970
Mass 2.420e+18 6.268e+17
D 148.69 1.263
pV 0.058 0.0022
Value
Rotational Period 18.360
Period quality 3
Spectral Class Cgh
Spectral Class Score 21.000
Family data
[raw, vot]

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

ap ep sin(ip) Author Reference Method
3.0443 0.1508 0.0858 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.8539e+18 8.9472e+17 8.9472e+17 Fienga INPOP19a Ephem
1.9900e+18 2.2800e+18 2.2800e+18 Zielenbach 2011AJ....142..120Z Deflec
2.0500e+18 Folkner 2014IPNPR.196C...1F Ephem
2.4100e+18 1.7800e+18 1.7800e+18 Zielenbach 2011AJ....142..120Z Deflec
2.6700e+18 1.7800e+18 1.7800e+18 Zielenbach 2011AJ....142..120Z Deflec
4.1600e+18 2.6600e+18 2.6600e+18 Zielenbach 2011AJ....142..120Z Deflec
7.8300e+18 3.1300e+18 3.1300e+18 Fienga 2011CeMDA.111..363F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
141.13 2.490 2.490 Masiero 2014ApJ...791..121M NEATM
141.35 37.860 37.860 Masiero 2020PSJ.....1....5M NEATM
142.57 4.375 4.375 Ryan&Woodward 2010AJ....140..933R IRAS-STM
143.00 21.629 21.629 Masiero 2011ApJ...741...68M NEATM
143.19 5.100 5.100 Tedesco 2002AJ....123.1056T STM
143.63 50.110 50.110 Masiero 2020PSJ.....1....5M NEATM
150.95 7.501 7.501 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
152.10 15.210 15.210 Ali-Lagoa 2018A&A...612A..85A NEATM
153.49 1.710 1.710 Usui 2011PASJ...63.1117U NEATM
154.16 17.110 17.110 Masiero 2012ApJ...759L...8M NEATM
155.50 54.590 54.590 Masiero 2021PSJ.....2..162M NEATM
162.21 16.220 16.220 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.037 0.0180 0.0370 Masiero 2021PSJ.....2..162M NEATM
0.042 0.0470 0.0470 Masiero 2020PSJ.....1....5M NEATM
0.045 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.045 0.0420 0.0420 Masiero 2020PSJ.....1....5M NEATM
0.051 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0110 0.0110 Masiero 2012ApJ...759L...8M NEATM
0.055 0.0054 0.0054 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.060 0.0040 0.0040 Tedesco 2002AJ....123.1056T STM
0.060 0.0177 0.0177 Masiero 2011ApJ...741...68M NEATM
0.061 0.0040 0.0040 Ryan&Woodward 2010AJ....140..933R IRAS-STM
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
7.97 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
18.365 3 Synodic Harris 1989Icar...81..314H Lightcurve
18.38 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
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
Cgh Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
Ch Bus VIS Bus 2002Icar..158..146B SPEC
Ch Bus VIS Fornasier 2014Icar..233..163F SPEC
X X 0.5387 0.5387 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C 0.582 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.990000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC