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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778847944785096 7.373e-08  
a 2.210476315829784 9.6458e-09 AU
q 1.81726619068879 1.6348e-07 AU
i 6.253180741518525 6.7556e-06 deg
node 153.1753151001927 4.9347e-05 deg
peri 207.5484152770283 5.109e-05 deg
M 25.61757614897394 1.1752e-05 deg
tp 2456915.079371806253
(2014-Sep-14.57937181)
3.9172e-05 JED
period 1200.403425012587
3.29
7.8572e-06
2.151e-08
d
yr
n .2998991776420707 1.963e-09 deg/d
Q 2.603686440970778 1.1362e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      790  
   data-arc span      8531 days (23.36 yr)  
   first obs. used      1991-09-12  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55606  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 14:20:05  

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 (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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