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392422 (2010 NB4)
Classification: Main-belt Asteroid          SPK-ID: 2392422
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08878464988688892 9.7502e-08  
a 3.134038677759991 5.8003e-08 au
q 2.855784151023102 3.2825e-07 au
i 11.44114218537068 6.3987e-06 deg
node 117.941512795356 5.1029e-05 deg
peri 267.0792621901296 6.4223e-05 deg
M 217.0107871561667 4.4792e-05 deg
tp 2459805.425580163532
(2022-Aug-13.92558016)
0.00026567 TDB
period 2026.538947209602
5.55
5.6259e-05
1.54e-07
d
yr
n .1776427739006418 4.9316e-09 deg/d
Q 3.41229320449688 6.3153e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5328 days (14.59 yr)  
   first obs. used      2005-09-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:17  

Additional Information
 Earth MOID = 1.88907 au 
 Jupiter MOID = 2.03062 au 
 T_jup = 3.176 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457681.5 (2016-Oct-20.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08907046983707076 9.7329e-08  
q 2.856391645251185 3.2776e-07 au
tp 2457783.054130946969
(2017-Jan-29.55413095)
0.000235 TDB
node 117.9523869123194 5.1045e-05 deg
peri 267.7967149369562 6.4292e-05 deg
i 11.43812109103755 6.3969e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      5328 days (14.59 yr)  
   first obs. used      2005-09-24  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56644  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 01:23:17  

Additional Information
 Jupiter MOID = 2.03062 au 
 T_jup = 3.176 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.47283847329123E-15 -3.153064198490957E-14 -6.335305280890946E-12 8.181817642641971E-14 -1.065727888785419E-12 3.315528233503589E-15
q -3.153064198490957E-14 1.074243129159527E-13 2.576168571019271E-11 -2.586171376767323E-13 4.29380189822861E-12 -5.416648858787591E-15
tp -6.335305280890946E-12 2.576168571019271E-11 5.522352566047185E-8 -1.126721535936582E-11 9.408201319772997E-9 1.832728466671933E-11
node 8.181817642641971E-14 -2.586171376767323E-13 -1.126721535936582E-11 2.605607397785233E-9 -2.554076869147213E-9 5.099619525117504E-11
peri -1.065727888785419E-12 4.29380189822861E-12 9.408201319772997E-9 -2.554076869147213E-9 4.133446460459627E-9 -4.670637795629201E-11
i 3.315528233503589E-15 -5.416648858787591E-15 1.832728466671933E-11 5.099619525117504E-11 -4.670637795629201E-11 4.092060564976784E-11

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 15.6   n/a MPO434453  

392422 (2010 NB4)          Discovered 2005-Sep-24 by LONEOS at Anderson Mesa
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
1942-Jun-02 20:46 00:23 Juno 0.0397768951046855 0.0397354764901963 0.0398183297000744 3.36284231582742 3.36284222487618 2430513.365232327 23.1561348001471 2415.2898603131 86.9598560440326 -31.3669087651999 35629.9522373564 T 11 CATAB v2.0f-lin.ifort 2020-May-22 01:23:23 2020-May-22 01:23

Alternate Designations
 2010 NB4 = 2008 EC28 = 2011 UO387 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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