Chengdu

02743, 1965 WR, 1965WR, 1971 BK3, 1971BK3, 1973 QG, 1973QG, J65W00R, J71B03K, J73Q00G

All data for this body: [vot]

MPC data
Name (number) Chengdu (2743)
a 2.65499
e 0.17317
i / sin(i) 12.2851 / 0.21278
q 2.19524
Q 3.11475
ω 137.3845
Node 252.1852
m 295.9025
n 0.2278
Epoch 2460800.5
nobs 3845
nopp 30
Years observed 1965-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.654
ep 0.148
sin(ip) 0.229
G 0.150
H 12.290
Mass
D 8.97 0.098
pV 0.200 0.0242
Value
Rotational Period 8.320
Period quality 2
Spectral Class S
Spectral Class Score 1.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.1900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6541 0.1478 0.2292 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.97 0.098 0.098 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.200 0.0242 0.0242 Masiero 2011ApJ...741...68M 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
12.29 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.32053 2 Synodic Pal 2020ApJS..247...26P Lightcurve
8.33204 2 Sidereal Martikainen 2021A&A...649A..98M Model
8.33205 2 Sidereal Durech 2018A&A...617A..57D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT