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231678 (1995 QC1)
Classification: Main-belt Asteroid          SPK-ID: 2231678
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1876416336839741 7.7029e-08  
a 2.224541803082027 1.3561e-08 au
q 1.807125144953422 1.715e-07 au
i 5.16533228414811 7.8113e-06 deg
node 160.3307253566281 7.1417e-05 deg
peri 229.9995903133757 7.4554e-05 deg
M 72.93474943791844 1.7101e-05 deg
tp 2457354.977510853176
(2015-Nov-28.47751085)
5.7654e-05 JED
period 1211.879066892414
3.32
1.1082e-05
3.034e-08
d
yr
n .2970593434897241 2.7164e-09 deg/d
Q 2.641958461210633 1.6106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      7505 days (20.55 yr)  
   first obs. used      1995-08-19  
   last obs. used      2016-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47845  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 23:59:25  

Additional Information
 Earth MOID = .815677 au 
 Jupiter MOID = 2.8043 au 
 T_jup = 3.618 
[ 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 17.4 mag n/a MPO348617  

231678 (1995 QC1)          Discovered 1995-Aug-19 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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