Melpomene

00018, 1852MA, I52M00A

All data for this body: [vot]

MPC data
Name (number) Melpomene (18)
Packed designation 00018
a 2.29579
e 0.21791
i / sin(i) 10.1325 / 0.17593
q 1.79552
Q 2.79606
ω 228.1192
Node 150.3617
m 190.3739
n 0.2833
Epoch 2459600.5
nobs 5208
nopp 83
Years observed 1852-2022
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.296
ep 0.178
sin(ip) 0.169
Value Standard error
G 0.150
H 6.530
Mass 3.732e+18 2.066e+17
D 139.62 1.082
pV 0.233 0.0068
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2958 0.1780 0.1694 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.0000e+18 1.0100e+18 1.0100e+18 Baer 2008DPS....40.5209B Deflec
1.8100e+18 3.9800e+17 3.9800e+17 Fienga 2009A&A...507.1675F Ephem
4.0000e+18 Folkner 2009IPNPR.178C...1F Ephem
3.9600e+18 2.8000e+18 2.8000e+18 Zielenbach 2011AJ....142..120Z Deflec
5.6900e+18 1.9900e+18 1.9900e+18 Zielenbach 2011AJ....142..120Z Deflec
4.9400e+18 1.9500e+18 1.9500e+18 Zielenbach 2011AJ....142..120Z Deflec
1.1900e+18 3.4100e+18 3.4100e+18 Zielenbach 2011AJ....142..120Z Deflec
1.3500e+18 Folkner 2014IPNPR.196C...1F Ephem
3.8420e+18 3.5100e+17 3.5100e+17 Fienga 2020MNRAS.492..589F Ephem
5.6300e+18 3.9400e+17 3.9400e+17 Fienga 2017NSTIM.108.....V Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
123.09 3.285 3.285 Ryan&Woodward 2010AJ....140..933R IRAS-STM
130.51 26.100 26.100 Ali-Lagoa 2018A&A...612A..85A NEATM
139.59 2.450 2.450 Masiero 2014ApJ...791..121M NEATM
139.95 1.850 1.850 Usui 2011PASJ...63.1117U NEATM
140.57 2.800 2.800 Tedesco 2002AJ....123.1056T STM
141.00 14.708 14.708 Masiero 2011ApJ...741...68M NEATM
142.85 6.805 6.805 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
146.00 3.000 3.000 Hanus 2017A&A...601A.114H AO/OCCULT/LC
147.76 14.780 14.780 Ali-Lagoa 2018A&A...612A..85A NEATM
155.84 5.630 5.630 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.181 0.0330 0.0330 Masiero 2012ApJ...759L...8M NEATM
0.215 0.0430 0.0430 Ali-Lagoa 2018A&A...612A..85A NEATM
0.217 0.0205 0.0205 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.221 0.0816 0.0816 Masiero 2011ApJ...741...68M NEATM
0.223 0.0090 0.0090 Tedesco 2002AJ....123.1056T STM
0.230 0.0300 0.0300 Masiero 2014ApJ...791..121M NEATM
0.275 0.1100 0.1100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.291 0.0160 0.0160 Ryan&Woodward 2010AJ....140..933R IRAS-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
6.53 MPC-2022-01-18 MPC-2022-01-18 Phot