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

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1258980337710171 3.0503e-08  
a 2.397759806416927 8.7417e-09 au
q 2.095886561333861 7.1118e-08 au
i 1.568063393808758 3.6235e-06 deg
node 33.81307050871478 0.00013093 deg
peri 73.57700231325586 0.00013207 deg
M 129.8492679454235 1.6415e-05 deg
tp 2458711.347874015416
(2019-Aug-15.84787402)
6.1385e-05 TDB
period 1356.147540457942
3.71
7.4163e-06
2.03e-08
d
yr
n .2654578423513091 1.4517e-09 deg/d
Q 2.699633051499993 9.8423e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      16070 days (44.00 yr)  
   first obs. used      1976-05-30  
   last obs. used      2020-05-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:46:56  

Additional Information
 Earth MOID = 1.11318 au 
 Jupiter MOID = 2.40434 au 
 T_jup = 3.516 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.22   n/a E2021B10  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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