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JPL Small-Body Database Browser
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201917 (2004 BO149)
Classification: Main-belt Asteroid          SPK-ID: 2201917
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1653112832548637 5.8874e-08  
a 3.150909146307104 2.9253e-08 au
q 2.63002831191159 1.9039e-07 au
i 4.214593394652692 6.1552e-06 deg
node 319.0201864582319 9.0119e-05 deg
peri 74.07534199947402 9.4457e-05 deg
M 42.09901598847615 2.2722e-05 deg
tp 2458761.596951118540
(2019-Oct-05.09695112)
0.00012888 TDB
period 2042.924177155776
5.59
2.8449e-05
7.789e-08
d
yr
n .1762179938078776 2.454e-09 deg/d
Q 3.671789980702618 3.4088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      2002-10-04  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:13:36  

Additional Information
 Earth MOID = 1.6401 au 
 Jupiter MOID = 1.80972 au 
 T_jup = 3.182 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457181.5 (2015-Jun-08.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .159732723615206 5.7914e-08  
q 2.653272260644182 1.8528e-07 au
tp 2456709.389575720364
(2014-Feb-20.88957572)
0.00014473 TDB
node 319.4140349919672 8.9251e-05 deg
peri 72.90182840195131 9.431e-05 deg
i 4.234692146597166 6.1721e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      232  
   data-arc span      6322 days (17.31 yr)  
   first obs. used      2002-10-04  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 00:13:36  

Additional Information
 Jupiter MOID = 1.80972 au 
 T_jup = 3.182 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.354087213486447E-15 -1.063380704097568E-14 -1.281744354809036E-12 9.353098108687763E-15 -3.125682967560773E-13 -6.267629150022338E-15
q -1.063380704097568E-14 3.432706044339831E-14 3.29655312082741E-12 -2.339381951820756E-14 8.672651579132176E-13 2.130357272934321E-14
tp -1.281744354809036E-12 3.29655312082741E-12 2.094610964580141E-8 -5.008865022652561E-11 4.46326832135711E-9 -3.059936740021302E-12
node 9.353098108687763E-15 -2.339381951820756E-14 -5.008865022652561E-11 7.96579702353799E-9 -7.95375131325572E-9 6.722059489136844E-11
peri -3.125682967560773E-13 8.672651579132176E-13 4.46326832135711E-9 -7.95375131325572E-9 8.894302882406759E-9 -6.753065229427191E-11
i -6.267629150022338E-15 2.130357272934321E-14 -3.059936740021302E-12 6.722059489136844E-11 -6.753065229427191E-11 3.809431876524617E-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 MPO413037  

201917 (2004 BO149)          Discovered 2004-Jan-16 by Spacewatch at Kitt Peak
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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