Winchester

00747, 1913 EK, 1913EK, J13E00K

All data for this body: [vot]

MPC data
Name (number) Winchester (747)
a 2.99961
e 0.33978
i / sin(i) 18.2207 / 0.31268
q 1.98041
Q 4.01880
ω 277.6220
Node 129.0484
m 303.5971
n 0.1897
Epoch 2460800.5
nobs 16673
nopp 64
Years observed 1913-2025
rms 0.42
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.997
ep 0.284
sin(ip) 0.330
G 0.150
H 8.030
Mass 8.196e+15 3.980e+15
D 169.75 1.769
pV 0.051 0.0016
Value
Rotational Period 9.414
Period quality 3
Spectral Class C
Spectral Class Score 40.500
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9967 0.2840 0.3296 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.3300e+19 1.4700e+18 1.4700e+18 Fienga 2011CeMDA.111..363F Ephem
1.4377e+18 1.2726e+18 1.2726e+18 Fienga 2013arXiv1301.1510F Ephem
2.9400e+18 Folkner 2009IPNPR.178C...1F Ephem
4.1800e+18 Folkner 2014IPNPR.196C...1F Ephem
4.3100e+18 4.6500e+18 4.6500e+18 Zielenbach 2011AJ....142..120Z Deflec
5.2500e+18 4.4700e+18 4.4700e+18 Zielenbach 2011AJ....142..120Z Deflec
5.3833e+18 9.3266e+17 9.3266e+17 Fienga INPOP19a Ephem
7.9600e+15 3.9800e+15 3.9800e+15 Fienga 2009A&A...507.1675F Ephem
8.1000e+18 5.8600e+18 5.8600e+18 Zielenbach 2011AJ....142..120Z Deflec
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
159.14 5.164 5.164 Ryan&Woodward 2010AJ....140..933R IRAS-STM
162.04 16.200 16.200 Ali-Lagoa 2018A&A...612A..85A NEATM
163.64 32.730 32.730 Ali-Lagoa 2018A&A...612A..85A NEATM
170.09 2.510 2.510 Usui 2011PASJ...63.1117U NEATM
171.00 15.000 15.000 Durech 2011Icar..214..652D OCCULT
171.71 3.100 3.100 Tedesco 2002AJ....123.1056T STM
185.98 10.415 10.415 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
188.71 37.740 37.740 Ali-Lagoa 2018A&A...612A..85A NEATM
192.27 59.091 59.091 Masiero 2017AJ....154..168M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0160 0.0160 Masiero 2017AJ....154..168M NEATM
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.044 0.0051 0.0051 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.050 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.053 0.0210 0.0210 Ali-Lagoa 2018A&A...612A..85A NEATM
0.054 0.0110 0.0110 Ali-Lagoa 2018A&A...612A..85A NEATM
0.059 0.0038 0.0038 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
8.03 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.0 2 Synodic Harris 1980Icar...43...20H Lightcurve
9.4 3 Synodic Zappala 1983Icar...56..325Z Lightcurve
9.402 Synodic Michalowski 1993Icar..106..563M Lightcurve
9.4133 3 Synodic Behrend LCDB Lightcurve
9.414 3- Synodic Pilcher 2010MPBu...37..119P Lightcurve
9.414 3 Synodic Marciniak 2009A&A...498..313M Lightcurve
9.4146 3 Synodic Warner 2007MPBu...34..104W Lightcurve
9.4148 2 Sidereal Durech 2011Icar..214..652D Model
9.415 2 Sidereal Durech 2023A&A...675A..24D Model
9.418 3 Synodic Mannucci 2022MPBu...49..326M Lightcurve
9.4186 3- Synodic Behrend LCDB Lightcurve
9.46 2 Synodic Behrend LCDB Lightcurve
9.46 2+ 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
B Bus VIS Lazzaro 2004Icar..172..179L SPEC
B Tholen VIS Lazzaro 2004Icar..172..179L SPEC
C Bus-DeMeo VISNIR Hasegawa 2024AJ....167..224H SPEC
C Bus VIS Bus 2002Icar..158..146B SPEC
C Tholen VIS Tatsumi 2022A&A...664A.107T SPEC
C 0.950000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
C 0.950000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
P Tholen VIS Tatsumi 2022A&A...664A.107T SPEC
X 1.000 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X X 0.4663 0.4663 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT