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JPL Small-Body Database Browser
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19961 (1986 QP3)
Classification: Main-belt Asteroid          SPK-ID: 2019961
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2101846742132457 3.6898e-08  
a 2.239272238280519 7.5032e-09 au
q 1.768611532402763 8.4257e-08 au
i 3.139462170277429 3.9816e-06 deg
node 40.83965874402094 6.59e-05 deg
peri 329.9436847952573 6.6521e-05 deg
M 5.487110885682813 1.1576e-05 deg
tp 2458981.844795824223
(2020-May-12.34479582)
3.9299e-05 TDB
period 1223.93617391681
3.35
6.1516e-06
1.684e-08
d
yr
n .2941329847682638 1.4783e-09 deg/d
Q 2.709932944158275 9.0803e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1438  
   data-arc span      25032 days (68.53 yr)  
   first obs. used      1951-02-04  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53583  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:28:59  

Additional Information
 Earth MOID = .76942 au 
 Jupiter MOID = 2.7529 au 
 T_jup = 3.604 
[ 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 14.9   n/a MPO337426  

19961 (1986 QP3)          Discovered 1986-Aug-29 by Debehogne, H. at La Silla
Reference: 20010109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1986 QP3 = 1976 ST8 = 2000 WU54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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