Eurykleia

00195, 1879 HA, 1879HA, 1949 QB2, 1949QB2, I79H00A, J49Q02B

All data for this body: [vot]

MPC data
Name (number) Eurykleia (195)
a 2.87750
e 0.03879
i / sin(i) 6.9558 / 0.12110
q 2.76588
Q 2.98912
ω 118.1540
Node 6.8727
m 40.5229
n 0.2019
Epoch 2460800.5
nobs 10017
nopp 63
Years observed 1884-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.878
ep 0.063
sin(ip) 0.119
G 0.150
H 9.230
Mass 5.154e+17 1.654e+17
D 90.03 0.520
pV 0.059 0.0016
Value
Rotational Period 16.520
Period quality 3
Spectral Class X
Spectral Class Score 5.784
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8780 0.0632 0.1193 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.6990e+17 2.3385e+17 2.3385e+17 Fienga INPOP19a Ephem
5.6100e+17 Folkner 2014IPNPR.196C...1F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
74.40 28.620 28.620 Masiero 2021PSJ.....2..162M NEATM
75.45 26.340 26.340 Nugent 2016AJ....152...63N NEATM
77.90 15.430 15.430 Masiero 2021PSJ.....2..162M NEATM
80.33 1.989 1.989 Masiero 2011ApJ...741...68M NEATM
82.93 3.319 3.319 Ryan&Woodward 2010AJ....140..933R IRAS-STM
83.45 24.186 24.186 Masiero 2017AJ....154..168M NEATM
85.35 2.490 2.490 Masiero 2014ApJ...791..121M NEATM
85.71 1.700 1.700 Tedesco 2002AJ....123.1056T STM
88.29 4.072 4.072 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
89.38 1.100 1.100 Usui 2011PASJ...63.1117U NEATM
93.11 0.720 0.720 Masiero 2012ApJ...759L...8M NEATM
96.07 9.610 9.610 Ali-Lagoa 2018A&A...612A..85A NEATM
97.06 9.710 9.710 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.045 0.0232 0.0232 Masiero 2017AJ....154..168M NEATM
0.045 0.0210 0.0410 Masiero 2021PSJ.....2..162M NEATM
0.046 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.047 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0240 0.0460 Masiero 2021PSJ.....2..162M NEATM
0.051 0.0080 0.0080 Masiero 2012ApJ...759L...8M NEATM
0.057 0.0051 0.0051 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.060 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.060 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.060 0.0300 0.0300 Nugent 2016AJ....152...63N NEATM
0.065 0.0059 0.0059 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.068 0.0221 0.0221 Masiero 2011ApJ...741...68M 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
9.23 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
16.518 Synodic Marciniak 2015P&SS..118..256M Lightcurve
16.52 2 Synodic Behrend LCDB Lightcurve
16.5213 3 Synodic Behrend LCDB Lightcurve
16.525 2+ Synodic Garlitz LCDB Lightcurve
16.5269 3- Synodic Wilawer 2022MNRAS.513.3242W Lightcurve
6.0 1 Synodic CALL LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
Ch Bus VIS Bus 2002Icar..158..146B SPEC
P C 0.710000 0.280000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X 0.964 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT