Peitho

00118, 1872 EA, 1872EA, I72E00A

All data for this body: [vot]

MPC data
Name (number) Peitho (118)
a 2.43784
e 0.16343
i / sin(i) 7.7472 / 0.13480
q 2.03943
Q 2.83625
ω 33.0604
Node 47.6385
m 160.4660
n 0.2589
Epoch 2460800.5
nobs 5952
nopp 67
Years observed 1872-2025
rms 0.63
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.438
ep 0.167
sin(ip) 0.123
G 0.150
H 8.930
Mass 1.226e+17 2.267e+16
D 41.92 0.374
pV 0.210 0.0092
Value
Rotational Period 7.805
Period quality 3
Spectral Class S
Spectral Class Score 47.860
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4379 0.1674 0.1231 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.8100e+17 Folkner 2014IPNPR.196C...1F Ephem
6.4161e+16 3.2060e+16 3.2060e+16 Fienga INPOP19a Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
39.31 2.107 2.107 Ryan&Woodward 2010AJ....140..933R IRAS-STM
39.49 3.950 3.950 Ali-Lagoa 2018A&A...612A..85A NEATM
40.21 0.490 0.490 Masiero 2014ApJ...791..121M NEATM
40.73 4.480 4.480 Masiero 2012ApJ...759L...8M NEATM
41.46 8.990 8.990 Nugent 2016AJ....152...63N NEATM
41.73 1.500 1.500 Tedesco 2002AJ....123.1056T STM
43.99 0.750 0.750 Usui 2011PASJ...63.1117U NEATM
45.69 9.140 9.140 Ali-Lagoa 2018A&A...612A..85A NEATM
53.01 1.794 1.794 Masiero 2011ApJ...741...68M NEATM
53.48 3.642 3.642 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.139 0.0314 0.0314 Masiero 2011ApJ...741...68M NEATM
0.146 0.0184 0.0184 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.224 0.0170 0.0170 Tedesco 2002AJ....123.1056T STM
0.235 0.0680 0.0680 Masiero 2012ApJ...759L...8M NEATM
0.242 0.0970 0.0970 Ali-Lagoa 2018A&A...612A..85A NEATM
0.250 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.267 0.0283 0.0283 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.280 0.1200 0.1200 Nugent 2016AJ....152...63N NEATM
0.324 0.0650 0.0650 Ali-Lagoa 2018A&A...612A..85A 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
8.93 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.90404 2 Synodic Pal 2020ApJS..247...26P Lightcurve
7.78 3 Synodic Stanzel 1980A&AS...39....3S Lightcurve
7.8033 3 Synodic Behrend LCDB Lightcurve
7.805 3 Synodic Pilcher 2017MPBu...44..294P Lightcurve
7.8055 3 Synodic Behrend LCDB Lightcurve
7.806 3 Synodic Pilcher 2020MPBu...47..192P Lightcurve
7.80605 3- Synodic Behrend LCDB Lightcurve
7.806397 2 Sidereal Franco 2020MPBu...47..169F Model
7.80648 2 Sidereal Durech 2020A&A...643A..59D Model
7.8066 3 Synodic Franco 2020MPBu...47..242F Lightcurve
7.81 2+ Synodic Behrend LCDB Lightcurve
7.823 3 Synodic Warner 2009MPBu...36..172W 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 Hasegawa 2024AJ....167..224H SPEC
S Bus VIS Bus 2002Icar..158..146B SPEC
S Tholen VIS Clark 1995Icar..113..387C PHOT
S 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
S 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC