Toyen

04691, 1973 YV2, 1973YV2, 1983 TU, 1983TU, 1987 YG5, 1987YG5, J73Y02V, J83T00U, J87Y05G

All data for this body: [vot]

MPC data
Name (number) Toyen (4691)
a 2.26514
e 0.19479
i / sin(i) 5.8710 / 0.10229
q 1.82392
Q 2.70637
ω 299.2441
Node 42.7484
m 99.1603
n 0.2891
Epoch 2460800.5
nobs 9403
nopp 27
Years observed 1973-2025
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent Baptistina (298)
 
ap 2.264
ep 0.141
sin(ip) 0.091
G 0.150
H 13.790
Mass
D 7.41 0.035
pV 0.193 0.0168
Value
Rotational Period 3.502
Period quality 3-
Spectral Class C
Spectral Class Score 7.178
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
8 Flora 402 Flora 0.7000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
298 Baptistina 403 Baptistina 0.0400 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2643 0.1415 0.0910 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.76 0.590 0.590 Usui 2011PASJ...63.1117U NEATM
5.04 1.010 1.010 Ali-Lagoa 2018A&A...612A..85A NEATM
6.04 1.560 1.560 Masiero 2020PSJ.....1....5M NEATM
6.17 2.000 2.000 Masiero 2012ApJ...759L...8M NEATM
7.09 0.060 0.060 Masiero 2014ApJ...791..121M NEATM
7.59 0.043 0.043 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.107 0.0347 0.0347 Masiero 2011ApJ...741...68M NEATM
0.165 0.0960 0.0960 Masiero 2020PSJ.....1....5M NEATM
0.189 0.1260 0.1260 Masiero 2012ApJ...759L...8M NEATM
0.220 0.0200 0.0200 Masiero 2014ApJ...791..121M NEATM
0.324 0.1300 0.1300 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
13.79 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.5025 3- Synodic Behrend LCDB Lightcurve
3.786 2- Synodic Erasmus 2020ApJS..247...13E Lightcurve
3.8 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C X 0.863000 0.137000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
X 0.91 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.1946 0.1946 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT