Euphrosyne

00031, 1854RA, 1907GP, 1918GB, I54R00A, J07G00P, J18G00B

All data for this body: [vot]

MPC data
Name (number) Euphrosyne (31)
Packed designation 00031
a 3.16411
e 0.21790
i / sin(i) 26.2755 / 0.44269
q 2.47464
Q 3.85358
ω 61.5588
Node 30.8718
m 262.8575
n 0.1751
Epoch 2459600.5
nobs 2603
nopp 63
Years observed 1860-2021
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent Euphrosyne (31)
 
ap 3.155
ep 0.208
sin(ip) 0.447
Value Standard error
G 0.150
H 6.860
Mass 1.431e+19 8.231e+17
D 270.59 1.715
pV 0.048 0.0018
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
31 Euphrosyne 901 Euphrosyne Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1552 0.2084 0.4469 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.8700e+19 1.0300e+19 1.0300e+19 Kochetova 2004SoSyR..38...66K Deflec
6.2300e+18 1.1700e+18 1.1700e+18 Baer 2008DPS....40.5209B Deflec
5.9500e+19 1.3500e+19 1.3500e+19 Fienga 2009A&A...507.1675F Ephem
1.7100e+19 Folkner 2009IPNPR.178C...1F Ephem
5.8100e+19 1.9700e+19 1.9700e+19 Baer 2011AJ....141..143B Deflec
1.8500e+19 1.1300e+19 1.1300e+19 Zielenbach 2011AJ....142..120Z Deflec
2.3100e+19 9.4400e+18 9.4400e+18 Zielenbach 2011AJ....142..120Z Deflec
2.6900e+19 9.1000e+18 9.1000e+18 Zielenbach 2011AJ....142..120Z Deflec
1.3900e+19 1.2700e+19 1.2700e+19 Zielenbach 2011AJ....142..120Z Deflec
8.7500e+18 3.9800e+18 3.9800e+18 Fienga 2011CeMDA.111..363F Ephem
4.2600e+19 Folkner 2014IPNPR.196C...1F Ephem
3.1197e+19 4.3540e+18 4.3540e+18 Fienga 2017NSTIM.108.....V Ephem
2.6315e+19 1.5510e+18 1.5510e+18 Fienga 2013arXiv1301.1510F Ephem
8.5215e+18 2.7725e+18 2.7725e+18 Fienga INPOP19a Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
255.90 11.500 11.500 Tedesco 2002AJ....123.1056T STM
259.87 12.740 12.740 Masiero 2014ApJ...791..121M NEATM
265.94 7.001 7.001 Ryan&Woodward 2010AJ....140..933R IRAS-STM
267.08 2.610 2.610 Masiero 2012ApJ...759L...8M NEATM
268.00 6.000 6.000 Yang 2020A&A...641A..80Y AO
275.35 27.540 27.540 Ali-Lagoa 2018A&A...612A..85A NEATM
276.49 2.860 2.860 Usui 2011PASJ...63.1117U NEATM
280.00 60.776 60.776 Masiero 2011ApJ...741...68M NEATM
286.91 12.536 12.536 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
289.99 29.000 29.000 Ali-Lagoa 2018A&A...612A..85A NEATM
302.09 113.800 113.800 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.035 0.0320 0.0320 Masiero 2020PSJ.....1....5M NEATM
0.041 0.0080 0.0080 Ali-Lagoa 2018A&A...612A..85A NEATM
0.043 0.0037 0.0037 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.045 0.0445 0.0445 Masiero 2011ApJ...741...68M NEATM
0.046 0.0090 0.0090 Ali-Lagoa 2018A&A...612A..85A NEATM
0.050 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.050 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.050 0.0027 0.0027 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.054 0.0050 0.0050 Tedesco 2002AJ....123.1056T STM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.86 MPC-2022-01-18 MPC-2022-01-18 Phot