Chicago

00334, 1892 QB, 1892QB, 1903 HA, 1903HA, I92Q00B, J03H00A

All data for this body: [vot]

MPC data
Name (number) Chicago (334)
a 3.89932
e 0.02544
i / sin(i) 4.6386 / 0.08087
q 3.80013
Q 3.99851
ω 156.6381
Node 130.1298
m 75.9257
n 0.1280
Epoch 2460200.5
nobs 4298
nopp 86
Years observed 1892-2023
rms 0.57
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.883
ep 0.068
sin(ip) 0.065
Value Standard error
G 0.150
H 7.700
Mass 3.826e+18 1.547e+18
D 170.52 1.857
pV 0.053 0.0037
Rotational Period 7.361
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.8832 0.0679 0.0652 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.0600e+18 1.6200e+19 1.6200e+19 Zielenbach 2011AJ....142..120Z Deflec
1.3000e+19 3.2200e+19 3.2200e+19 Zielenbach 2011AJ....142..120Z Deflec
2.1900e+18 Folkner 2014IPNPR.196C...1F Ephem
3.8448e+18 1.5627e+18 1.5627e+18 Fienga INPOP19a Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
151.45 12.849 12.849 Ryan&Woodward 2010AJ....140..933R IRAS-STM
158.55 8.900 8.900 Tedesco 2002AJ....123.1056T STM
167.21 2.110 2.110 Usui 2011PASJ...63.1117U NEATM
174.10 12.788 12.788 Masiero 2011ApJ...741...68M NEATM
179.17 17.920 17.920 Ali-Lagoa 2018A&A...612A..85A NEATM
180.98 18.100 18.100 Ali-Lagoa 2018A&A...612A..85A NEATM
182.25 19.883 19.883 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
198.77 5.600 5.600 Grav 2012ApJ...744..197G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.041 0.0070 0.0070 Grav 2012ApJ...744..197G NEATM
0.051 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.051 0.0164 0.0164 Masiero 2011ApJ...741...68M NEATM
0.051 0.0116 0.0116 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.052 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.062 0.0080 0.0080 Tedesco 2002AJ....123.1056T STM
0.072 0.0118 0.0118 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
7.70 MPC-2023-12-04 MPC-2023-12-04 Phot
Period data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.34 Weidenschilling 1990Icar...86..402W Lightcurve
7.34 Slyusarev LCDB Lightcurve
7.35 Behrend LCDB Lightcurve
7.35 Jutzeler 2007JSARA...1....2J Lightcurve
7.36 Strabla 2011MPBu...38..169S Lightcurve
7.36 Behrend LCDB Lightcurve
7.36 Durech 2023A&A...675A..24D Model
7.36 Behrend LCDB Lightcurve
7.36 Behrend LCDB Lightcurve
7.36 Durech 2019A&A...631A...2D Model
7.36 Behrend LCDB Lightcurve
9.19 Zappala 1989Icar...82..354Z Lightcurve
9.20 Michalowski 1993Icar..106..563M Model