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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778848059122464 7.5328e-08  
a 2.210476313203111 1.0118e-08 AU
q 1.817266163255358 1.6747e-07 AU
i 6.253179652284352 7.3152e-06 deg
node 153.175310627435 4.9705e-05 deg
peri 207.5484175118727 5.1512e-05 deg
M 25.6175801488375 1.2633e-05 deg
tp 2456915.079358621148
(2014-Sep-14.57935862)
4.2045e-05 JED
period 1200.403422872958
3.29
8.2416e-06
2.256e-08
d
yr
n .2998991781766186 2.059e-09 deg/d
Q 2.603686463150865 1.1917e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      720  
   data-arc span      8421 days (23.06 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-10-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57071  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 15:00:23  

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 MPO309380  

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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