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9778 Isabelallende (1994 PA19)
Classification: Main-belt Asteroid          SPK-ID: 2009778
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1871224403439187 4.2405e-08  
a 2.428312695264834 9.4904e-09 au
q 1.97392089780876 1.0315e-07 au
i 1.811123803562662 4.6558e-06 deg
node 189.4442593533935 0.00010733 deg
peri 190.9880839859335 0.00010777 deg
M 315.3691906410052 9.2114e-06 deg
tp 2459371.851379155983
(2021-Jun-06.35137916)
3.5714e-05 TDB
period 1382.150522971006
3.78
8.1027e-06
2.218e-08
d
yr
n .260463671660132 1.5269e-09 deg/d
Q 2.882704492720908 1.1266e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1447  
   data-arc span      15039 days (41.17 yr)  
   first obs. used      1979-09-23  
   last obs. used      2020-11-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5194  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 21:37:02  

Additional Information
 Earth MOID = .975173 au 
 Jupiter MOID = 2.57737 au 
 T_jup = 3.484 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.76   n/a E2021B10  

9778 Isabelallende           Discovered 1994 Aug. 12 by E. W. Elst at the European Southern Observatory.
The Chilean writer Isabel Allende (b. 1942) moved to Venezuela in 1973 and started writing in 1981. Her best-known works include La casa de los espiritos (1982) and Eva Luna (1987), written in a style of magic realism.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021120/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1994 PA19 = 1979 SF7 = 1988 AM = 1997 LA12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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