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JPL Small-Body Database Browser
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(2019 JB1)
Classification: Apollo [NEO, PHA]          SPK-ID: 3841701
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7754545674787879 5.0664e-05  
a 2.004248898029139 0.00037607 au
q .4500449356881155 1.7113e-05 au
i 19.91372589590756 0.0015697 deg
node 54.19731251317487 0.00013131 deg
peri 288.7327408149994 0.00055455 deg
M 251.9619250293902 0.070169 deg
tp 2459707.528541348978
(2022-May-08.02854135)
0.28955 TDB
period 1036.396427056777
2.84
0.2917
0.0007986
d
yr
n .347357430614027 9.7765e-05 deg/d
Q 3.558452860370161 0.00066769 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      39 days  
   first obs. used      2019-04-06  
   last obs. used      2019-05-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .36656  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:14:56  

Additional Information
 Earth MOID = .0172841 au 
 Jupiter MOID = 2.30377 au 
 T_jup = 3.333 
[ show covariance matrix ]

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 21.0   .29323 MPO545119 autocmod 2.6q
rotation period rot_per 8.30 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46, 423-438.]

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