Toronto

02104, 1955 HW, 1955HW, 1963 PD, 1963PD, J55H00W, J63P00D

All data for this body: [vot]

MPC data
Name (number) Toronto (2104)
a 3.18695
e 0.12228
i / sin(i) 18.3929 / 0.31553
q 2.79724
Q 3.57665
ω 290.0209
Node 252.4317
m 126.2591
n 0.1732
Epoch 2460800.5
nobs 8279
nopp 32
Years observed 1951-2025
rms 0.50
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.193
ep 0.119
sin(ip) 0.338
G 0.150
H 10.030
Mass
D 34.62 0.245
pV 0.121 0.0086
Value
Rotational Period 8.900
Period quality 3
Spectral Class X
Spectral Class Score 16.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1929 0.1188 0.3381 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
26.96 0.600 0.600 Masiero 2012ApJ...759L...8M NEATM
35.86 0.383 0.383 Masiero 2011ApJ...741...68M NEATM
35.87 0.500 0.500 Masiero 2014ApJ...791..121M NEATM
36.87 3.690 3.690 Ali-Lagoa 2018A&A...612A..85A NEATM
37.13 0.580 0.580 Usui 2011PASJ...63.1117U NEATM
42.68 8.540 8.540 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.100 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.106 0.0280 0.0280 Masiero 2011ApJ...741...68M NEATM
0.127 0.0510 0.0510 Ali-Lagoa 2018A&A...612A..85A NEATM
0.170 0.0340 0.0340 Ali-Lagoa 2018A&A...612A..85A NEATM
0.292 0.0310 0.0310 Masiero 2012ApJ...759L...8M 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
10.03 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.9635 3- Synodic Behrend LCDB Lightcurve
8.9666 2 Sidereal Durech 2023A&A...675A..24D Model
8.9667 2 Sidereal Durech 2018A&A...620A..91D Model
8.96677 2 Sidereal Durech 2020A&A...643A..59D Model
8.9669 2+ Synodic Oey 2006MPBu...33...96O Lightcurve
8.97 3 Synodic Aznar LCDB Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
M 0.980000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X Bus VIS Lazzaro 2004Icar..172..179L SPEC
X Tholen VIS Lazzaro 2004Icar..172..179L SPEC
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT