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29209 (1991 RV7)
Classification: Main-belt Asteroid          SPK-ID: 2029209
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778847942034943 7.6705e-08  
a 2.210476316714978 1.3127e-08 AU
q 1.817266192024436 1.7189e-07 AU
i 6.253179897666888 7.3906e-06 deg
node 153.1753182172328 5.4779e-05 deg
peri 207.5484129740613 5.7089e-05 deg
M 25.61757473858731 1.878e-05 deg
tp 2456915.079376457811
(2014-Sep-14.57937646)
6.2209e-05 JED
period 1200.403425733647
3.29
1.0693e-05
2.928e-08
d
yr
n .299899177461927 2.6715e-09 deg/d
Q 2.60368644140552 1.5463e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      8357 days (22.88 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5736  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:47:07  

Additional Information
 Earth MOID = .81629 AU 
 T_jup = 3.629 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.2 mag n/a MPO266102  

29209 (1991 RV7)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar (675)
Reference: 20011002/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1991 RV7 = 1999 BD23 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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