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JPL Small-Body Database Browser
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(2019 BQ2)
Classification: Apollo [NEO]          SPK-ID: 3837995
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 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .585037640612645 0.00047612  
a 2.127615761809734 0.0022865 au
q .8828804563902919 6.4247e-05 au
i 10.20117794665294 0.0060697 deg
node 125.8032975570074 5.4216e-05 deg
peri 46.23882580663031 0.00068174 deg
M 270.8669385924459 0.4354 deg
tp 2459677.156140014719
(2022-Apr-07.65614001)
1.8234 TDB
period 1133.543589884322
3.10
1.8273
0.005003
d
yr
n .3175881397174482 0.00051196 deg/d
Q 3.372351067229175 0.0036242 au
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      1 day  
   first obs. used      2019-01-26  
   last obs. used      2019-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .35124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:36  

Additional Information
 Earth MOID = .00619626 au 
 Jupiter MOID = 1.65451 au 
 T_jup = 3.466 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458510.5 (2019-Jan-27.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5861615451041609 0.0004705  
q .8854691203758013 5.269e-05 au
tp 2458543.452716830320
(2019-Feb-28.95271683)
0.0057681 TDB
node 125.8195342122735 1.07e-05 deg
peri 46.11429733119248 0.0010247 deg
i 10.2420134406878 0.0059797 deg
  Orbit Determination Parameters
   # obs. used (total)      37  
   data-arc span      1 day  
   first obs. used      2019-01-26  
   last obs. used      2019-01-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .35124  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 21:03:36  

Additional Information
 Jupiter MOID = 1.65451 au 
 T_jup = 3.466 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.213679372042139E-7 -2.475973805492552E-8 -2.709092408156226E-6 4.212675378058279E-9 3.979140255546363E-7 2.813112032373999E-6
q -2.475973805492552E-8 2.776190783629178E-9 3.021140472789016E-7 -4.641686323402788E-10 -4.601926989150536E-8 -3.144647558098139E-7
tp -2.709092408156226E-6 3.021140472789016E-7 3.327080102179469E-5 -5.248255352808313E-8 -4.671758392846148E-6 -3.444998930930878E-5
node 4.212675378058279E-9 -4.641686323402788E-10 -5.248255352808313E-8 1.144799721017273E-10 5.980283629960278E-9 5.387046190484075E-8
peri 3.979140255546363E-7 -4.601926989150536E-8 -4.671758392846148E-6 5.980283629960278E-9 1.049937190953608E-6 5.017158921566074E-6
i 2.813112032373999E-6 -3.144647558098139E-7 -3.444998930930878E-5 5.387046190484075E-8 5.017158921566074E-6 3.575628656328033E-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 27.0   .46704 MPO467419 autocmod 2.6q

[ 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-Jan-27 19:30 < 00:01 Earth 0.00842628118302004 0.00840898087646183 0.00844358123505428 13.309486000479 13.2857064704304 2458511.312461595 0.0526660694453176 859.587995773057 2.53737334210262 -0.132822607733422 1029.40014332217 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2019-Jan-27 21:42 < 00:01 Moon 0.0073092826293969 0.00729266167340192 0.00732590627471784 12.4840931547485 12.4837339903617 2458511.403831361 0.329366781129353 857.866531256188 2.79538299656055 -14.9468935332682 95510.3655941915 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
2022-May-19 08:14 6_06:37 Earth 0.262400445698351 0.205407798959934 0.335078113338847 17.7747207540629 17.7741494701678 2459718.842881104 9037.41947455652 4565110.76518364 405.706680938932 -43.1680284601894 65398.5562496097 T 3 CATAB v2.0g-lin.ifort 2021-Apr-15 21:03:36 2021-Apr-15 21:03
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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