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296072 (2009 BK1)
Classification: Main-belt Asteroid          SPK-ID: 2296072
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1231286344433928 6.9566e-08  
a 2.788102243771941 4.0652e-08 au
q 2.444807021807742 1.8212e-07 au
i 12.40373977737466 6.934e-06 deg
node 128.2118707811492 4.0605e-05 deg
peri 355.545253381296 6.0388e-05 deg
M 167.3021169263436 5.0318e-05 deg
tp 2458210.257457218938
(2018-Apr-01.75745722)
0.00022734 TDB
period 1700.440619806565
4.66
3.719e-05
1.018e-07
d
yr
n .2117098332083787 4.6303e-09 deg/d
Q 3.131397465736139 4.5658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      177  
   data-arc span      5194 days (14.22 yr)  
   first obs. used      2005-04-13  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59689  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:43:56  

Additional Information
 Earth MOID = 1.46047 au 
 Jupiter MOID = 1.93556 au 
 T_jup = 3.285 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO476300  

296072 (2009 BK1)          Discovered 2009-Jan-17 by Lowe, A. at Mayhill
Reference: 20110912/Numbers.arcLast Updated: 2011-09-14

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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
1974-Sep-01 18:21 00:03 Jupiter 1.99417015218882 1.99416860014454 1.99417170424023 3.62530155039088 3.50618205335553 2442292.264717541 2.60309155036356 228.556482819333 28.6224054343157 72.7705205583696 1606864.76044565 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 05:43:57 2019-Sep-24 05:43
1997-Jul-09 10:24 00:01 Jupiter 1.9505980820677 1.95059742194886 1.95059874218765 3.74052561731502 3.62257604761006 2450638.933198892 1.15764924173147 157.714645398508 23.3632513050057 83.7070812717273 1911647.95457457 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 05:43:57 2019-Sep-24 05:43
2104-Jun-06 23:37 00:05 Jupiter 1.94478741857963 1.94478643637482 1.94478840080667 3.71334430256031 3.59414195536495 2489687.484330522 5.13295906876297 467.95261844809 31.5994706041115 -86.5154824068293 2013789.4531198 T 12 CATAB v2.0f-lin.ifort 2019-Sep-24 05:43:57 2019-Sep-24 05:43
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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