Phaeo

00322, 1891 WB, 1891WB, I91W00B

All data for this body: [vot]

MPC data
Name (number) Phaeo (322)
a 2.78435
e 0.24416
i / sin(i) 8.0457 / 0.13996
q 2.10452
Q 3.46417
ω 114.8956
Node 252.2846
m 302.6042
n 0.2121
Epoch 2460800.5
nobs 8207
nopp 56
Years observed 1891-2025
rms 0.52
Best values
[raw, vot]

Value Standard error
Parent Phaeo (322)
 
ap 2.783
ep 0.199
sin(ip) 0.166
G 0.150
H 9.150
Mass 3.996e+17 8.517e+16
D 69.92 0.263
pV 0.083 0.0036
Value
Rotational Period 17.584
Period quality 3
Spectral Class D
Spectral Class Score 24.430
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
322 Phaeo 0 Phaeo Novakovic 2019EPSC...13.1671N HCM
322 Phaeo 530 Phaeo 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7825 0.1989 0.1656 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.4223e+17 1.2045e+17 1.2045e+17 Fienga INPOP19a Ephem
5.5700e+17 Folkner 2014IPNPR.196C...1F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
65.09 1.447 1.447 Masiero 2011ApJ...741...68M NEATM
66.10 0.740 0.740 Masiero 2014ApJ...791..121M NEATM
67.34 4.008 4.008 Ryan&Woodward 2010AJ....140..933R IRAS-STM
69.86 0.320 0.320 Masiero 2014ApJ...791..121M NEATM
70.84 4.900 4.900 Tedesco 2002AJ....123.1056T STM
71.99 0.930 0.930 Usui 2011PASJ...63.1117U NEATM
72.18 7.220 7.220 Ali-Lagoa 2018A&A...612A..85A NEATM
74.41 3.181 3.181 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
75.75 7.570 7.570 Ali-Lagoa 2018A&A...612A..85A NEATM
77.08 1.010 1.010 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.066 0.0100 0.0100 Masiero 2011ApJ...741...68M NEATM
0.078 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.080 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.080 0.0069 0.0069 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.086 0.0170 0.0170 Ali-Lagoa 2018A&A...612A..85A NEATM
0.088 0.0130 0.0130 Tedesco 2002AJ....123.1056T STM
0.090 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.092 0.0114 0.0114 Masiero 2011ApJ...741...68M NEATM
0.103 0.0125 0.0125 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
9.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
17.544 2 Synodic Behrend LCDB Lightcurve
17.5464 2 Synodic Pal 2020ApJS..247...26P Lightcurve
17.56 2 Synodic Lagerkvist 1998A&AS..131...55L Lightcurve
17.5726 2 Sidereal Durech 2020A&A...643A..59D Model
17.58 1 Synodic Behrend LCDB Lightcurve
17.5845 3 Synodic Sheridan 2003MPBu...30...28S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
D P 0.490000 0.280000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P Tholen NIR Clark 2004AJ....128.3070C SPEC
X Bus VIS Bus 2002Icar..158..146B SPEC
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT