Melpomene

00018, 1852 MA, 1852MA, I52M00A

All data for this body: [vot]

MPC data
Name (number) Melpomene (18)
a 2.29526
e 0.21811
i / sin(i) 10.1313 / 0.17591
q 1.79464
Q 2.79589
ω 228.0574
Node 150.3342
m 170.5714
n 0.2834
Epoch 2460800.5
nobs 5773
nopp 86
Years observed 1852-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.296
ep 0.178
sin(ip) 0.169
G 0.150
H 6.350
Mass 3.732e+18 2.066e+17
D 139.62 1.082
pV 0.233 0.0068
Value
Rotational Period 11.500
Period quality 3
Spectral Class S
Spectral Class Score 71.000
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-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.1900e+18 3.4100e+18 3.4100e+18 Zielenbach 2011AJ....142..120Z Deflec
1.3500e+18 Folkner 2014IPNPR.196C...1F Ephem
1.8100e+18 3.9800e+17 3.9800e+17 Fienga 2009A&A...507.1675F Ephem
3.0000e+18 1.0100e+18 1.0100e+18 Baer 2008DPS....40.5209B Deflec
3.8420e+18 3.5100e+17 3.5100e+17 Fienga 2020MNRAS.492..589F Ephem
3.9600e+18 2.8000e+18 2.8000e+18 Zielenbach 2011AJ....142..120Z Deflec
4.0000e+18 Folkner 2009IPNPR.178C...1F Ephem
4.9400e+18 1.9500e+18 1.9500e+18 Zielenbach 2011AJ....142..120Z Deflec
5.6300e+18 3.9400e+17 3.9400e+17 Fienga 2017NSTIM.108.....V Ephem
5.6900e+18 1.9900e+18 1.9900e+18 Zielenbach 2011AJ....142..120Z Deflec
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-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.35 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.57 3 Synodic Zeigler 1985Icar...62..512Z Lightcurve
11.570306 2 Sidereal Hanus 2017A&A...601A.114H Model
11.570306 2 Sidereal Vernazza 2021A&A...654A..56V Model
11.57031 2 Sidereal Hanus 2016A&A...586A.108H Model
11.571 2 Synodic Pilcher 2014MPBu...41..155P Lightcurve
11.571 3 Synodic Ferrais 2022MPBu...49..307F Lightcurve
11.571 3 Synodic Pilcher 2013MPBu...40...33P Lightcurve
11.57144 2 Sidereal Torppa 2003Icar..164..346T Model
11.5716 2 Synodic Behrend LCDB Lightcurve
11.572 Synodic Lagerkvist 1988A&AS...73..395L Lightcurve
11.572 3 Synodic Binzel 1980Icar...42...43B Lightcurve
11.57323 3 Sidereal Hoffmann 1990acm..proc..111H Model
11.6 1+ Synodic Behrend LCDB Lightcurve
14.0 0 Synodic Gehrels 1962ApJ...135..906G Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
S Bus-DeMeo VISNIR Gietzen 2012M&PS...47.1789G SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S Howell VISNIR Howell 1994JGR....9910847H PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.198 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT