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19381 (1998 BB15)
Classification: Main-belt Asteroid          SPK-ID: 2019381
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315112782826878 3.1966e-08  
a 2.221630021534656 5.7336e-09 au
q 1.929460617531439 7.1442e-08 au
i 3.738101492945234 3.7649e-06 deg
node 179.0963208039901 4.9249e-05 deg
peri 323.1296065871397 5.1085e-05 deg
M 313.4087487251302 1.3409e-05 deg
tp 2459357.033719025433
(2021-May-22.53371903)
4.519e-05 TDB
period 1209.500438541578
3.31
4.6822e-06
1.282e-08
d
yr
n .2976435464827858 1.1522e-09 deg/d
Q 2.513799425537874 6.4876e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1435  
   data-arc span      10024 days (27.44 yr)  
   first obs. used      1993-09-15  
   last obs. used      2021-02-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49741  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 02:53:08  

Additional Information
 Earth MOID = .943286 au 
 Jupiter MOID = 2.49749 au 
 T_jup = 3.635 
[ 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 15.5   n/a MPO337421  

19381 (1998 BB15)          Discovered 1998-Jan-24 by JPL/GEODSS NEAT at Haleakala
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 BB15 = 1993 RQ7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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