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3011 Chongqing (1978 WM14)
Classification: Main-belt Asteroid          SPK-ID: 2003011
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .204305099328403 5.5839e-08  
a 3.19935755036937 2.4873e-08 AU
q 2.545712488254079 1.8215e-07 AU
i 6.218171524921372 7.4591e-06 deg
node 207.1156107790704 5.4327e-05 deg
peri 209.6881712504438 5.7646e-05 deg
M 63.574842530814 1.7925e-05 deg
tp 2456431.373362507187
(2013-May-18.87336251)
0.00010235 JED
period 2090.222865011497
5.72
2.4375e-05
6.674e-08
d
yr
n .1722304382112 2.0085e-09 deg/d
Q 3.85300261248466 2.9955e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1141  
   data-arc span      21339 days (58.42 yr)  
   first obs. used      1955-12-18  
   last obs. used      2014-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51027  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:24:07  

Additional Information
 Earth MOID = 1.55861 AU 
 T_jup = 3.153 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.3 mag n/a MPO253382  

3011 Chongqing (1978 WM14)          Discovered 1978-Nov-26 by Purple Mountain Observatory at Nanking (330)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 WM14 = 1972 TT1 = 1978 UG2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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