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305356 (2008 BB23)
Classification: Main-belt Asteroid          SPK-ID: 2305356
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2414300066730182 5.8423e-08  
a 3.15534373240133 4.0189e-08 au
q 2.393549074032011 1.9101e-07 au
i 17.83038730296203 1.0611e-05 deg
node 333.7135138581674 2.3528e-05 deg
peri 83.56427588750721 3.9109e-05 deg
M 140.3008488986448 2.409e-05 deg
tp 2458202.640831690862
(2018-Mar-25.14083169)
0.0001349 TDB
period 2047.238508148929
5.61
3.9112e-05
1.071e-07
d
yr
n .1758466336809504 3.3595e-09 deg/d
Q 3.917138390770649 4.9891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6777 days (18.55 yr)  
   first obs. used      2000-09-02  
   last obs. used      2019-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70588  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:53:46  

Additional Information
 Earth MOID = 1.48204 au 
 Jupiter MOID = 1.89034 au 
 T_jup = 3.088 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457111.5 (2015-Mar-30.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2420531068745745 5.8348e-08  
q 2.391457453010371 1.9083e-07 au
tp 2456156.340961402565
(2012-Aug-16.84096140)
0.00013717 TDB
node 333.7239827654219 2.3536e-05 deg
peri 83.87787356233699 3.9041e-05 deg
i 17.82910479573798 1.061e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6777 days (18.55 yr)  
   first obs. used      2000-09-02  
   last obs. used      2019-03-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70588  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 17:53:46  

Additional Information
 Jupiter MOID = 1.89034 au 
 T_jup = 3.088 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.40444725972178E-15 -1.099462833137411E-14 -8.3151584850404E-13 2.822014022450805E-14 -2.33679874081812E-13 -2.113605487418636E-14
q -1.099462833137411E-14 3.64161333924767E-14 1.734970539660151E-12 -8.733932655010814E-14 6.754948751577793E-13 7.601687299173885E-14
tp -8.3151584850404E-13 1.734970539660151E-12 1.881599958364264E-8 -1.885789239397661E-10 4.267324805465493E-9 -1.442247037793461E-12
node 2.822014022450805E-14 -8.733932655010814E-14 -1.885789239397661E-10 5.539391235375476E-10 -5.681835139859386E-10 7.629972896623639E-12
peri -2.33679874081812E-13 6.754948751577793E-13 4.267324805465493E-9 -5.681835139859386E-10 1.524235511758113E-9 -5.903029051279206E-12
i -2.113605487418636E-14 7.601687299173885E-14 -1.442247037793461E-12 7.629972896623639E-12 -5.903029051279206E-12 1.125826680608827E-10

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 MPO291868  

305356 (2008 BB23)          Discovered 2008-Jan-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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