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19147 (1989 YV4)
Classification: Main-belt Asteroid          SPK-ID: 2019147
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1259423026560065 4.6518e-08  
a 2.398857868962355 1.3746e-08 au
q 2.096740185200756 1.1105e-07 au
i 1.56875202710691 4.6523e-06 deg
node 33.82364734130721 0.00018941 deg
peri 74.05409003510472 0.00019068 deg
M 64.69219912038739 2.0285e-05 deg
tp 2457356.632112485817
(2015-Nov-30.13211249)
7.6742e-05 JED
period 1357.079225916108
3.72
1.1665e-05
3.194e-08
d
yr
n .2652755956506364 2.2802e-09 deg/d
Q 2.700975552723955 1.5478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1004  
   data-arc span      14554 days (39.85 yr)  
   first obs. used      1976-05-30  
   last obs. used      2016-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48935  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:31:43  

Additional Information
 Earth MOID = 1.11261 au 
 Jupiter MOID = 2.40819 au 
 T_jup = 3.516 
[ 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 MPO365481  

19147 (1989 YV4)          Discovered 1989-Dec-30 by McNaught, R. H. at Siding Spring
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1989 YV4 = 1977 RA20 = 1990 BC3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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