Hygiea

00010, 1849 GA, 1849GA, 1900 GA, 1900GA, I49G00A, J00G00A

All data for this body: [vot]

MPC data
Name (number) Hygiea (10)
a 3.14363
e 0.10963
i / sin(i) 3.8324 / 0.06684
q 2.79901
Q 3.48826
ω 312.7057
Node 283.1278
m 181.2789
n 0.1768
Epoch 2460800.5
nobs 4142
nopp 100
Years observed 1849-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent Hygiea (10)
 
ap 3.142
ep 0.136
sin(ip) 0.089
G 0.150
H 5.650
Mass 8.415e+19 5.638e+17
D 409.21 3.537
pV 0.072 0.0016
Value
Rotational Period 13.820
Period quality 3
Spectral Class C
Spectral Class Score 67.360
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10 Hygiea 0 Hygiea Novakovic 2019EPSC...13.1671N HCM
10 Hygiea 601 Hygiea Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1418 0.1358 0.0890 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.1100e+20 1.3900e+19 1.3900e+19 Michalak 2001A&A...374..703M Deflec
1.5500e+20 4.9700e+19 4.9700e+19 Vasiliev Vasiliev Deflec
4.1800e+19 5.9700e+18 5.9700e+18 Aslan 2007ASPC..370...52A Ephem
4.9700e+19 7.9600e+18 7.9600e+18 Ivantsov 2008P&SS...56.1857I Deflec
5.5700e+19 1.9900e+18 1.9900e+18 Krasinsky Krasinsky Deflec
7.7300e+19 3.8800e+18 3.8800e+18 Zielenbach 2011AJ....142..120Z Deflec
8.0400e+19 Folkner 2009IPNPR.178C...1F Ephem
8.0700e+19 4.1900e+18 4.1900e+18 Zielenbach 2011AJ....142..120Z Deflec
8.2100e+19 2.9200e+18 2.9200e+18 Zielenbach 2011AJ....142..120Z Deflec
8.3000e+19 2.9400e+18 2.9400e+18 Zielenbach 2011AJ....142..120Z Deflec
8.3200e+19 Folkner 2014IPNPR.196C...1F Ephem
8.6500e+19 5.5700e+18 5.5700e+18 Fienga 2011CeMDA.111..363F Ephem
8.6700e+19 1.4700e+18 1.4700e+18 Baer 2011AJ....141..143B Deflec
8.7487e+19 1.0141e+18 1.0141e+18 Fienga 2013arXiv1301.1510F Ephem
8.8500e+19 1.3900e+18 1.3900e+18 Baer 2008DPS....40.5209B Deflec
8.9400e+19 1.5400e+19 1.5400e+19 Konopliv 2011Icar..211..401K Ephem
8.9807e+19 7.8536e+18 7.8536e+18 Fienga inpop13c Ephem
8.9800e+19 7.8500e+18 7.8500e+18 Fienga 2014arXiv1405.0484F Ephem
8.6670e+19 4.2910e+18 4.2910e+18 Fienga 2017NSTIM.108.....V Ephem
9.0300e+19 2.5900e+18 2.5900e+18 Chesley 2005DDA....36.0505C Deflec
9.0900e+19 2.9800e+18 2.9800e+18 Baer 2008CeMDA.100...27B Deflec
9.9600e+19 8.1500e+18 8.1500e+18 Chernetenko 2002ESASP.500..437C Deflec
9.9700e+19 8.1600e+18 8.1600e+18 Kochetova 2004SoSyR..38...66K Deflec
9.1672e+19 3.4440e+18 3.4440e+18 Fienga 2020MNRAS.492..589F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
351.00 27.000 27.000 Durech 2011Icar..214..652D OCCULT
357.27 8.586 8.586 Ryan&Woodward 2010AJ....140..933R IRAS-STM
402.96 40.300 40.300 Ali-Lagoa 2018A&A...612A..85A NEATM
407.12 6.800 6.800 Tedesco 2002AJ....123.1056T STM
410.00 20.000 20.000 Hanus 2017A&A...601A.114H AO/OCCULT/LC
412.00 20.000 20.000 Hanus 2017A&A...601A.114H AO/OCCULT/LC
413.00 20.000 20.000 Hanus 2013Icar..226.1045H AO/LC
413.00 29.000 29.000 Hanus 2013Icar..226.1045H AO/LC
428.46 6.570 6.570 Usui 2011PASJ...63.1117U NEATM
434.00 14.000 14.000 Vernazza 2020NatAs...4..136V AO
438.31 144.120 144.120 Masiero 2020PSJ.....1....5M NEATM
447.29 18.528 18.528 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
450.53 200.230 200.230 Nugent 2016AJ....152...63N NEATM
453.24 19.244 19.244 Masiero 2011ApJ...741...68M NEATM
454.53 90.910 90.910 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.046 0.0720 0.0720 Masiero 2020PSJ.....1....5M NEATM
0.050 0.0500 0.0500 Nugent 2016AJ....152...63N NEATM
0.054 0.0220 0.0220 Ali-Lagoa 2018A&A...612A..85A NEATM
0.058 0.0051 0.0051 Masiero 2011ApJ...741...68M NEATM
0.060 0.0051 0.0051 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.069 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.072 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.093 0.0045 0.0045 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
5.65 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.8224 3 Synodic Ferrais 2021MPBu...48..166F Lightcurve
13.82559 2 Sidereal Vernazza 2021A&A...654A..56V Model
13.82559 3 Sidereal Vernazza 2020NatAs...4..136V Model
13.828 3 Synodic Pilcher 2020MPBu...47..133P Lightcurve
17.5 Synodic Lagerkvist 1989A&AS...78..519L Lightcurve
18.0 0 Synodic Groeneveld 1954ApJ...120..529G Lightcurve
18.4 0 Synodic Vesely 1985Icar...64...37V Lightcurve
27.623 Synodic Erikson 1993Icar..103...62E Lightcurve
27.623 0 Synodic Lagerkvist 1992MPBu...19...29L Lightcurve
27.62321 2 Sidereal Kaasalainen 2002Icar..159..369K Model
27.62345 2 Sidereal Michalowski 1993Icar..106..563M Model
27.63 0 Synodic Lopez 2000A&AS..145..255L Lightcurve
27.63 0 Synodic Michalowski 1995MPBu...22...35M Lightcurve
27.656 0 Synodic Shevchenko 2016P&SS..123..101S Lightcurve
27.6581 2 Sidereal Cellino 2019A&A...631A..67C Model
27.659 0 Synodic Michalowski 1991A&AS...91...53M Lightcurve
27.65905 0 Sidereal Durech 2011Icar..214..652D Model
27.65906 0 Sidereal Hanus 2017A&A...601A.114H Model
27.6591 0 Sidereal Hanus 2011A&A...530A.134H Model
27.6591 0 Sidereal Hanus 2013Icar..226.1045H Model
5.078 Synodic Lagerkvist 1988A&AS...73..395L Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
B 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
BF Howell VISNIR Howell 1994JGR....9910847H PHOT
C Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
C Bus VIS Bus 2002Icar..158..146B SPEC
C Bus VIS Fornasier 2014Icar..233..163F SPEC
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
C Tholen VISNIR Binzel 2001Icar..151..139B SPEC
C 0.910000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
C 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C B 0.890000 0.110000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P 0.890000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC