Hermione

00121, 1872 JA, 1872JA, 1970 VE, 1970VE, I72J00A, J70V00E

All data for this body: [vot]

MPC data
Name (number) Hermione (121)
a 3.45625
e 0.12487
i / sin(i) 7.5666 / 0.13168
q 3.02467
Q 3.88782
ω 297.0555
Node 72.8734
m 197.2687
n 0.1534
Epoch 2460800.5
nobs 7788
nopp 79
Years observed 1872-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.450
ep 0.092
sin(ip) 0.115
G 0.150
H 7.400
Mass 4.970e+18 1.616e+17
D 193.77 1.796
pV 0.047 0.0013
Value
Rotational Period 5.551
Period quality 3
Spectral Class Ch
Spectral Class Score 73.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.4504 0.0919 0.1147 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.5800e+18 2.1300e+18 2.1300e+18 Zielenbach 2011AJ....142..120Z Deflec
4.7000e+18 2.0000e+17 2.0000e+17 Descamps 2009Icar..203...88D BinImg
4.7100e+18 Folkner 2014IPNPR.196C...1F Ephem
4.7958e+18 1.9570e+18 1.9570e+18 Fienga INPOP19a Ephem
5.1200e+18 2.2200e+18 2.2200e+18 Zielenbach 2011AJ....142..120Z Deflec
5.3800e+18 2.9800e+17 2.9800e+17 Marchis 2005Icar..178..450M BinImg
6.0100e+18 1.7000e+18 1.7000e+18 Zielenbach 2011AJ....142..120Z Deflec
6.2700e+18 2.2800e+18 2.2800e+18 Zielenbach 2011AJ....142..120Z Deflec
9.3500e+18 1.5900e+18 1.5900e+18 Viateau 2000A&A...354..725V Deflec
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
163.49 16.350 16.350 Ali-Lagoa 2018A&A...612A..85A NEATM
164.98 4.507 4.507 Masiero 2011ApJ...741...68M NEATM
165.80 22.100 22.100 Marchis 2012Icar..221.1130M RADIOMETRY_NEATM
166.24 8.810 8.810 Masiero 2014ApJ...791..121M NEATM
189.00 nan nan Marchis 2006Icar..185...39M AO
194.11 2.690 2.690 Usui 2011PASJ...63.1117U NEATM
196.00 15.000 15.000 Viikinkoski 2017A&A...607A.117 AO/LC
209.00 nan nan Marchis 2012Icar..221.1130M RADIOMETRY_TPM
209.00 4.700 4.700 Tedesco 2002AJ....123.1056T STM
212.01 7.715 7.715 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
221.56 5.970 5.970 Ryan&Woodward 2010AJ....140..933R IRAS-STM
226.60 22.660 22.660 Ali-Lagoa 2018A&A...612A..85A NEATM
234.28 71.230 71.230 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.043 0.0023 0.0023 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.043 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.047 0.0034 0.0034 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.048 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.077 0.0104 0.0104 Masiero 2011ApJ...741...68M NEATM
0.080 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.082 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A 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
7.40 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
5.55 Synodic Marchis 2005Icar..178..450M Lightcurve
5.55 2+ Synodic Li 2011MPBu...38..179L Lightcurve
5.5504 2+ Synodic Behrend LCDB Lightcurve
5.550877 2 Sidereal Viikinkoski 2017A&A...607A.117V Model
5.55088 2 Sidereal Kaasalainen 2012A&A...543A..97K Model
5.550881 2 Sidereal Hanus 2016A&A...586A.108H Model
5.55096 3 Synodic Descamps 2009Icar..203...88D Lightcurve
5.551 3- Synodic Sergison LCDB Lightcurve
5.55128 3 Synodic Behrend LCDB Lightcurve
5.554 2 Synodic Behrend LCDB Lightcurve
5.6 2 Synodic Piironen 1994A&AS..106..587P Lightcurve
6.1 2 Synodic Di Martino 1987Icar...69..338D Lightcurve
8.87 1 Synodic Debehogne 1978A&AS...32..127D Lightcurve
8.97 2 Synodic Gil 1990MPBu...17...41H Lightcurve
9.238 2 Synodic Blanco 1996P&SS...44...93B 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
C 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
Ch Bus-DeMeo VISNIR Hasegawa 2017PASJ...69...99H SPEC
Ch Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
Ch Bus-DeMeo VISNIR Lindsay 2015Icar..247...53L SPEC
Ch Bus VIS Bus 2002Icar..158..146B SPEC
Ch Bus VIS Fornasier 2014Icar..233..163F SPEC
P 0.930000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P C 0.720000 0.280000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.741 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT