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392507 (2011 PP4)
Classification: Main-belt Asteroid          SPK-ID: 2392507
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1708156746967899 4.8044e-08  
a 2.346547099931843 2.6821e-08 au
q 1.94572007384919 1.128e-07 au
i 5.031042674110411 1.0095e-05 deg
node 188.0364690017036 6.2327e-05 deg
peri 99.26282139280669 7.1214e-05 deg
M 179.7891783021861 3.9859e-05 deg
tp 2458344.802712078428
(2018-Aug-14.30271208)
0.00013751 TDB
period 1312.932323740954
3.59
2.251e-05
6.163e-08
d
yr
n .2741953971962909 4.7011e-09 deg/d
Q 2.747374126014496 3.1403e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      5548 days (15.19 yr)  
   first obs. used      2004-09-10  
   last obs. used      2019-11-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66631  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 21:26:59  

Additional Information
 Earth MOID = .937282 au 
 Jupiter MOID = 2.42537 au 
 T_jup = 3.536 
[ 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 17.7   n/a MPO455786  

392507 (2011 PP4)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: Last Updated: 2014-04-17

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1930-Dec-08 03:42 < 00:01 Eunom 0.0287422138793415 0.0287154991332178 0.0287689295739664 6.42599552537127 6.42599544936783 2426318.654066476 0.595182988238087 1356.88098644692 79.1519564032805 11.0913291117625 10897.2810255032 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 21:27:02 2019-Dec-14 21:27
1955-Jun-23 23:06 00:07 Europ 0.0493909436793367 0.0493804526172862 0.0494014368021655 3.56093779986718 3.56093773943615 2435282.462222245 6.52443816577581 728.969373677459 74.8300472111398 44.4695948546478 69488.5547500124 T 19 CATAB v2.0f-lin.ifort 2019-Dec-14 21:27:02 2019-Dec-14 21:27

Alternate Designations
 2011 PP4 = 2004 RK159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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