Circe

00034, 1855 GA, 1855GA, 1965 JL, 1965JL, I55G00A, J65J00L

All data for this body: [vot]

MPC data
Name (number) Circe (34)
a 2.68634
e 0.10683
i / sin(i) 5.4973 / 0.09580
q 2.39937
Q 2.97331
ω 329.7135
Node 184.3238
m 260.1408
n 0.2239
Epoch 2460800.5
nobs 10105
nopp 74
Years observed 1864-2025
rms 0.55
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.687
ep 0.145
sin(ip) 0.098
G 0.150
H 8.770
Mass 2.421e+18 5.741e+17
D 121.44 0.644
pV 0.056 0.0020
Value
Rotational Period 12.100
Period quality 3
Spectral Class Ch
Spectral Class Score 52.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6868 0.1449 0.0975 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.9597e+18 9.0146e+17 9.0146e+17 Fienga INPOP19a Ephem
1.9800e+18 Folkner 2014IPNPR.196C...1F Ephem
2.8872e+18 1.2130e+18 1.2130e+18 Fienga 2013arXiv1301.1510F Ephem
3.6800e+18 1.5100e+18 1.5100e+18 Fienga 2011CeMDA.111..363F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
100.60 29.010 29.010 Masiero 2021PSJ.....2..162M NEATM
105.52 30.530 30.530 Masiero 2020PSJ.....1....5M NEATM
105.98 30.950 30.950 Masiero 2020PSJ.....1....5M NEATM
106.79 23.440 23.440 Nugent 2016AJ....152...63N NEATM
107.00 10.000 10.000 Durech 2011Icar..214..652D OCCULT
109.60 10.960 10.960 Ali-Lagoa 2018A&A...612A..85A NEATM
113.23 2.887 2.887 Masiero 2011ApJ...741...68M NEATM
113.26 30.341 30.341 Masiero 2017AJ....154..168M NEATM
113.54 3.300 3.300 Tedesco 2002AJ....123.1056T STM
114.05 22.810 22.810 Ali-Lagoa 2018A&A...612A..85A NEATM
115.49 1.880 1.880 Masiero 2014ApJ...791..121M NEATM
116.00 11.000 11.000 Hanus 2013Icar..226.1045H AO/LC
116.40 47.830 47.830 Masiero 2020PSJ.....1....5M NEATM
116.46 1.140 1.140 Usui 2011PASJ...63.1117U NEATM
116.91 35.990 35.990 Masiero 2021PSJ.....2..162M NEATM
117.00 14.000 14.000 Hanus 2013Icar..226.1045H AO/LC
121.54 7.098 7.098 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
127.43 12.740 12.740 Ali-Lagoa 2018A&A...612A..85A NEATM
132.99 1.030 1.030 Masiero 2012ApJ...759L...8M NEATM
96.00 10.000 10.000 Durech 2011Icar..214..652D OCCULT
97.41 2.836 2.836 Ryan&Woodward 2010AJ....140..933R IRAS-STM
99.77 31.490 31.490 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.036 0.0210 0.0540 Masiero 2021PSJ.....2..162M NEATM
0.038 0.0370 0.0370 Masiero 2020PSJ.....1....5M NEATM
0.039 0.0263 0.0263 Masiero 2017AJ....154..168M NEATM
0.039 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.040 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.041 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.042 0.0440 0.0440 Masiero 2020PSJ.....1....5M NEATM
0.042 0.0220 0.0450 Masiero 2021PSJ.....2..162M NEATM
0.043 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.048 0.0056 0.0056 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.050 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.053 0.0210 0.0210 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.054 0.0133 0.0133 Masiero 2011ApJ...741...68M NEATM
0.057 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.074 0.0043 0.0043 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
8.77 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.0 1 Synodic Behrend LCDB Lightcurve
12.0 2 Synodic Vesely 1985Icar...64...37V Lightcurve
12.15 2 Synodic Mieczkowska 2021MPBu...48..352M Lightcurve
12.15 3 Synodic Magnusson 1991A&AS...87..269M Lightcurve
12.17458 2 Sidereal Durech 2009A&A...493..291D Model
12.17458 2 Sidereal Durech 2011Icar..214..652D Model
12.17458 2 Sidereal Hanus 2013Icar..226.1045H Model
12.175 2 Synodic Uzpen 2003MPBu...30...59U Lightcurve
12.176 3 Synodic Pilcher 2008MPBu...35..135P Lightcurve
12.2 Synodic Lagerkvist 1995A&AS..113..115L Lightcurve
12.285 1+ Synodic Riccioli 2001P&SS...49..657R Lightcurve
16.2 Synodic Piironen 1997A&AS..121..489P Lightcurve
16.2 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
B Bus VIS Luo 2024AJ....167...13L SPEC
B Bus VIS Luo 2024AJ....167...13L SPEC
B C Bus VIS Luo 2024AJ....167...13L SPEC
B C Bus VIS Luo 2024AJ....167...13L SPEC
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
C 0.522 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C 0.930000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
Ch Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
Ch Bus-DeMeo VISNIR Ostrowski 2011Icar..212..682O SPEC
Ch Bus VIS Bus 2002Icar..158..146B SPEC
Ch Bus VIS Fornasier 2014Icar..233..163F SPEC