Troilus

01208, 1931 YA, 1931YA, 1965 WK, 1965WK, J31Y00A, J65W00K

All data for this body: [vot]

MPC data
Name (number) Troilus (1208)
a 5.25410
e 0.09283
i / sin(i) 33.5439 / 0.55258
q 4.76637
Q 5.74183
ω 296.5176
Node 48.5469
m 42.0128
n 0.0818
Epoch 2460800.5
nobs 6123
nopp 41
Years observed 1931-2025
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 9.060
Mass
D 104.17 0.728
pV 0.039 0.0020
Value
Rotational Period 56.100
Period quality 2
Spectral Class P
Spectral Class Score 7.000
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
100.48 1.100 1.100 Grav 2012ApJ...759...49G NEATM
103.34 3.900 3.900 Tedesco 2002AJ....123.1056T STM
104.72 1.706 1.706 Ryan&Woodward 2010AJ....140..933R IRAS-STM
104.93 20.990 20.990 Ali-Lagoa 2018A&A...612A..85A NEATM
105.77 8.672 8.672 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
111.36 2.360 2.360 Usui 2011PASJ...63.1117U NEATM
114.20 22.840 22.840 Ali-Lagoa 2018A&A...612A..85A NEATM
115.66 23.130 23.130 Ali-Lagoa 2018A&A...612A..85A NEATM
116.80 2.400 2.400 Fernandez 2003AJ....126.1563F RADIOMETRY_STM
134.06 6.080 6.080 Grav 2011ApJ...742...40G NEATM
98.40 2.000 2.000 Fernandez 2003AJ....126.1563F RADIOMETRY_STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.025 0.0060 0.0060 Grav 2011ApJ...742...40G NEATM
0.035 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.036 0.0140 0.0140 Ali-Lagoa 2018A&A...612A..85A NEATM
0.041 0.0066 0.0066 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.041 0.0048 0.0048 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.041 0.0060 0.0060 Grav 2012ApJ...759...49G NEATM
0.042 0.0030 0.0030 Tedesco 2002AJ....123.1056T STM
0.043 0.0170 0.0170 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
9.06 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
24.0 2 Synodic French 1987Icar...72..325F Lightcurve
56.17 2 Synodic Molnar 2008MPBu...35...82M Lightcurve
63.8 1 Synodic Behrend LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C P 0.730000 0.260000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
P 1.000000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
X 0.850 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT