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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778847953000531 7.3642e-08  
a 2.210476315605672 9.6406e-09 AU
q 1.817266188688541 1.6328e-07 AU
i 6.253180714405171 6.7392e-06 deg
node 153.1753144698188 4.933e-05 deg
peri 207.5484157207369 5.1074e-05 deg
M 25.61757647819309 1.1748e-05 deg
tp 2456915.079370721477
(2014-Sep-14.57937072)
3.9159e-05 JED
period 1200.40342483003
3.29
7.853e-06
2.15e-08
d
yr
n .2998991776876792 1.9619e-09 deg/d
Q 2.603686442522802 1.1356e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      837  
   data-arc span      8539 days (23.38 yr)  
   first obs. used      1991-09-12  
   last obs. used      2015-01-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5418  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:31:44  

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 15.3 mag n/a MPO319445  

29209 (1991 RV7)          Discovered 1991-Sep-12 by Holt, H. E. at Palomar
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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