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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177884798995616 7.4308e-08  
a 2.210476315466162 9.6861e-09 AU
q 1.817266180404894 1.6485e-07 AU
i 6.253180276534051 6.8804e-06 deg
node 153.1753135161106 4.945e-05 deg
peri 207.5484167753735 5.1188e-05 deg
M 25.61757647164922 1.1791e-05 deg
tp 2456915.079370751384
(2014-Sep-14.57937075)
3.9298e-05 JED
period 1200.403424716389
3.29
7.8901e-06
2.16e-08
d
yr
n .2998991777160706 1.9712e-09 deg/d
Q 2.60368645052743 1.1409e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      762  
   data-arc span      8489 days (23.24 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55829  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 03:17:06  

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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