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6219 Demalia (1978 PX2)
Classification: Main-belt Asteroid          SPK-ID: 2006219
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1977556151799567 3.3506e-08  
a 2.395003649658745 6.3807e-09 au
q 1.921378229562238 8.002e-08 au
i 2.190306236260283 3.8071e-06 deg
node 343.8423818426485 7.8075e-05 deg
peri 14.18072189558015 7.8458e-05 deg
M 135.3505368179715 7.3986e-06 deg
tp 2458691.503052295582
(2019-Jul-27.00305230)
2.7371e-05 TDB
period 1353.809932944872
3.71
5.4102e-06
1.481e-08
d
yr
n .2659162052511395 1.0627e-09 deg/d
Q 2.868629069755252 7.6426e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1652  
   data-arc span      24038 days (65.81 yr)  
   first obs. used      1955-05-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49813  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 18:27:59  

Additional Information
 Earth MOID = .91589 au 
 Jupiter MOID = 2.5807 au 
 T_jup = 3.502 
[ 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 15.05   n/a E2021B10  

6219 Demalia (1978 PX2)          Discovered 1978-Aug-08 by Chernykh, N. S. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1978 PX2 = 1978 SF4 = 1982 TK2 = 1982 UZ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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