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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .177999263951923 7.7102e-08  
a 2.210781347365083 1.6023e-08 AU
q 1.817263894775458 1.7367e-07 AU
i 6.252968751697588 7.418e-06 deg
node 153.1749589585083 5.7724e-05 deg
peri 207.5443834827952 6.0723e-05 deg
M 325.6480816340066 2.4025e-05 deg
tp 2456915.068600679766
(2014-Sep-14.56860068)
8.0999e-05 JED
period 1200.65190552927
3.29
1.3053e-05
3.574e-08
d
yr
n .2998371121072806 3.2597e-09 deg/d
Q 2.604298799954708 1.8875e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      671  
   data-arc span      8327 days (22.80 yr)  
   first obs. used      1991-09-12  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57176  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 13:00:22  

Additional Information
 Earth MOID = .814745 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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