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(2019 UB7)
Classification: Apollo [NEO]          SPK-ID: 3879732
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2458782.5 (2019-Oct-26.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6576228590760901 0.001738  
a 2.039426951009873 0.0089836 au
q .6982531686099274 0.00046873 au
i 2.068962728364497 0.0044675 deg
node 303.4816651574495 0.084244 deg
peri 179.9315345671923 0.082693 deg
M 339.5476016697219 0.15053 deg
tp 2458842.936930608528
(2019-Dec-25.43693061)		 0.045473 TDB
period 1063.801646521827
2.91		 7.029
0.01924		 d
yr
n .3384089516847852 0.002236 deg/d
Q 3.380600733409819 0.014891 au
   Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      17 days  
   first obs. used      2019-10-23  
   last obs. used      2019-11-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .56718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-14 09:20:20  

Additional Information
 Earth MOID = .0345864 au 
 Jupiter MOID = 1.72271 au 
 T_jup = 3.494 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 3.020597862776162E-6 -8.146406325141546E-7 -7.903154936065261E-5 .0001463876406278902 -.00014369095296295 7.764465872121739E-6
q -8.146406325141546E-7 2.197051196976767E-7 2.131441205293353E-5 -3.947956287277998E-5 3.875221718557826E-5 -2.094039039413475E-6
tp -7.903154936065261E-5 2.131441205293353E-5 .002067798514746045 -.003830119334711567 .00375956472480438 -.0002031510648090961
node .0001463876406278902 -3.947956287277998E-5 -.003830119334711567 .007097080718451395 -.006966439274818047 .0003762900755591271
peri -.00014369095296295 3.875221718557826E-5 .00375956472480438 -.006966439274818047 .006838213561796058 -.0003693581774398543
i 7.764465872121739E-6 -2.094039039413475E-6 -.0002031510648090961 .0003762900755591271 -.0003693581774398543 1.995862456393882E-5

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.2   .31464 E2019-VI7 autocmod 2.8

[ 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
2019-Nov-10 23:42 < 00:01 Earth 0.035087100229481 0.0348193241482171 0.0353548743104024 17.5195302561004 17.5151951856815 2458798.487425737 0.0934732838124126 13346.3222608227 13.6257217280545 -0.0269977561062995 305.627250671234 T 4 CATAB v2.0f-lin.ifort 2019-Nov-14 09:20:23 2019-Nov-14 09:20
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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