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(2021 JY5)
Classification: Apollo [NEO]          SPK-ID: 54145087
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08868657858343601 2.3287e-05  
a 1.040040469690865 6.6402e-06 au
q .9478028388456724 1.8204e-05 au
i 2.195798545602315 0.00055472 deg
node 233.9200767453107 0.00025435 deg
peri 79.07043814162826 0.0019752 deg
M 334.0934701383304 0.00035568 deg
tp 2459424.379214162508
(2021-Jul-28.87921416)
0.00048102 TDB
period 387.4126389019995
1.06
0.0037102
1.016e-05
d
yr
n .9292417537546217 8.8992e-06 deg/d
Q 1.132278100536058 7.2291e-06 au
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      8 days  
   first obs. used      2021-05-12  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .28538  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-21 05:50:01  

Additional Information
 Earth MOID = .00152415 au 
 Jupiter MOID = 3.94776 au 
 T_jup = 5.893 
[ hide covariance matrix ]
Orbital Elements at Epoch 2459351.5 (2021-May-17.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08987222003156704 2.2694e-05  
q .9409266778623048 1.4992e-05 au
tp 2459428.316652223685
(2021-Aug-01.81665222)
0.0026466 TDB
node 234.4169429646998 9.5277e-05 deg
peri 83.21767657732619 0.0010409 deg
i 2.307624788467774 0.00050552 deg
  Orbit Determination Parameters
   # obs. used (total)      57  
   data-arc span      8 days  
   first obs. used      2021-05-12  
   last obs. used      2021-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .28538  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-21 05:50:01  

Additional Information
 Jupiter MOID = 3.94776 au 
 T_jup = 5.893 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.150309696261139E-10 -3.400073218439352E-10 -5.961798188542799E-8 -2.158601257651318E-9 -2.19798202642517E-8 1.147130308536399E-8
q -3.400073218439352E-10 2.247632594501237E-10 3.918135936609324E-8 1.427193751824328E-9 1.430120655526737E-8 -7.576498949181335E-9
tp -5.961798188542799E-8 3.918135936609324E-8 7.004725497845923E-6 2.48617129482504E-7 2.666994302033264E-6 -1.325814651600101E-6
node -2.158601257651318E-9 1.427193751824328E-9 2.48617129482504E-7 9.077613915842022E-9 9.061938424952507E-8 -4.810114744129701E-8
peri -2.19798202642517E-8 1.430120655526737E-8 2.666994302033264E-6 9.061938424952507E-8 1.083387661901723E-6 -4.87122396228972E-7
i 1.147130308536399E-8 -7.576498949181335E-9 -1.325814651600101E-6 -4.810114744129701E-8 -4.87122396228972E-7 2.555502708473027E-7

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 27.43   .29062 MPO622857 autocmod 2.9c

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