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(2012 BS1)
Classification: Apollo [NEO]          SPK-ID: 3595923
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 2455946.5 (2012-Jan-20.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3819622179341796 0.00078751  
a 1.441749344921938 0.0015682 au
q .891055567430404 0.00016635 au
i 1.076044152878656 0.0018863 deg
node 117.3777270765451 0.00012856 deg
peri 55.80377820736707 0.0085388 deg
M 335.7602936389669 0.045714 deg
tp 2455989.075320381312
(2012-Mar-02.57532038)
0.01086 TDB
period 632.3143980783376
1.73
1.0316
0.002824
d
yr
n .5693370277413792 0.00092888 deg/d
Q 1.992443122413472 0.0021671 au
  Orbit Determination Parameters
   # obs. used (total)      21  
   data-arc span      3 days  
   first obs. used      2012-01-18  
   last obs. used      2012-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .71745  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:51:26  

Additional Information
 Earth MOID = .00222635 au 
 Jupiter MOID = 2.96996 au 
 T_jup = 4.582 
[ 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 28.4   n/a MPO219468  

[ 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
1979-Jun-06 15:28 09:23 Earth 0.409810842983729 0.39820851850782 0.421413711162806 20.7289530137861 20.7286393568972 2444031.144395190 563.489578076007 579053.189409182 553.522024386142 2.35548784129903 3951.34194817274 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 05:21:13 2018-Dec-11 15:46
2012-Jan-23 21:30 < 00:01 Earth 0.00801868667696782 0.00797323347297442 0.00806413541157249 8.85510202628668 8.81749762582012 2455950.395704134 0.615030584298173 2246.62806753841 9.8128386993026 -0.247737139759342 323.911844767956 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 05:21:13 2018-Dec-11 15:46
2012-Jan-24 03:47 00:02 Moon 0.00934018756218467 0.0092957139321798 0.00938466118520519 9.38681493286412 9.38644112058272 2455950.657666261 2.31058033978693 2217.68337437916 10.8028325526061 0.697487827614952 1426.16694865196 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 05:21:13 2018-Dec-11 15:46
2012-Jun-13 23:16 1_01:21 Earth 0.43335535082276 0.430880256581415 0.435831734330699 4.70670956457142 4.70540305957834 2456092.469316844 1520.6716817463 128963.326222258 2742.90949201395 -16.9950013047885 5072.96814167811 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 05:21:13 2018-Dec-11 15:46
2017-Jun-08 09:57 5_08:21 Earth 0.42318834215603 0.268941266022917 0.577450480919141 21.104071266628 21.1037729238796 2457912.914405923 7700.83778363185 7693083.87125344 533.73890514455 0.931682842112616 1696.46011787991 T 6 CATAB v2.0e-lin.ifort 2017-Nov-29 05:21:13 2018-Dec-11 15:46
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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