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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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457210.5 (2015-Jul-07.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1237710560865126 6.8358e-08  
q 2.439890694510841 1.788e-07 au
tp 2456507.910163861991
(2013-Aug-03.41016386)
0.00020751 TDB
node 128.3102837491273 4.0725e-05 deg
peri 354.3227595123981 6.0557e-05 deg
i 12.38829778361536 6.9245e-06 deg
  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
 Jupiter MOID = 1.93556 au 
 T_jup = 3.285 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.672814976703014E-15 -1.202216468155348E-14 7.242920080637851E-12 -5.511993218957375E-14 1.543369268657015E-12 -6.681995805945598E-15
q -1.202216468155348E-14 3.196948732714502E-14 -1.661609253154024E-11 1.37722634527607E-13 -3.458356478180959E-12 1.675672463885862E-14
tp 7.242920080637851E-12 -1.661609253154024E-11 4.306009726819131E-8 -2.286673234901869E-10 9.405896316211532E-9 -5.091982629328339E-11
node -5.511993218957375E-14 1.37722634527607E-13 -2.286673234901869E-10 1.658510747642486E-9 -1.667651272899442E-9 9.363371322877245E-11
peri 1.543369268657015E-12 -3.458356478180959E-12 9.405896316211532E-9 -1.667651272899442E-9 3.667121560433639E-9 -1.023097815847259E-10
i -6.681995805945598E-15 1.675672463885862E-14 -5.091982629328339E-11 9.363371322877245E-11 -1.023097815847259E-10 4.794937104442472E-11

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