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JPL Small-Body Database Browser
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266299 (2007 BK78)
Classification: Main-belt Asteroid          SPK-ID: 2266299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409332374141827 7.9479e-08  
a 2.584340663860969 2.1793e-08 au
q 2.220121167521925 2.0622e-07 au
i 3.339378852350664 1.0527e-05 deg
node 286.4312704465833 0.00011587 deg
peri 146.823933375037 0.00012078 deg
M 35.69114433043692 3.2533e-05 deg
tp 2458450.053863176463
(2018-Nov-27.55386318)
0.0001368 TDB
period 1517.480323831646
4.15
1.9195e-05
5.255e-08
d
yr
n .2372353659855029 3.0008e-09 deg/d
Q 2.948560160200013 2.4864e-08 au
  Orbit Determination Parameters
   # obs. used (total)      123  
   data-arc span      6289 days (17.22 yr)  
   first obs. used      2001-10-20  
   last obs. used      2019-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53955  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:48:28  

Additional Information
 Earth MOID = 1.23575 au 
 Jupiter MOID = 2.30449 au 
 T_jup = 3.406 
[ 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 17.1   n/a MPO418412  

266299 (2007 BK78)          Discovered 2007-Jan-24 by CSS at Catalina
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ 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
1950-Sep-12 17:59 00:14 Hygie 0.000967428061109769 0.000963109801985421 0.000972024216423392 2.87603812703871 2.87602424062323 2433537.249133291 14.4050590984453 1036.62991975203 131.247233472537 80.0213839967501 1081.02444789642 T 8 CATAB v2.0e-lin.ifort 2019-Jul-14 10:48:30 2019-Jul-14 10:48
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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