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JPL Small-Body Database Browser
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2490 Bussolini (1976 AG)
Classification: Main-belt Asteroid          SPK-ID: 2002490
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1326111497627642 4.1139e-08  
a 2.609585530971663 1.1859e-08 au
q 2.263525393305237 1.0705e-07 au
i 12.96141200833929 5.1313e-06 deg
node 212.6057126371214 1.6044e-05 deg
peri 210.5147999561594 2.3008e-05 deg
M 150.1669587225302 1.8854e-05 deg
tp 2457958.215243474298
(2017-Jul-23.71524347)
7.8719e-05 TDB
period 1539.7695626006
4.22
1.0496e-05
2.874e-08
d
yr
n .2338012185355687 1.5937e-09 deg/d
Q 2.955645668638089 1.3432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1876  
   data-arc span      25470 days (69.73 yr)  
   first obs. used      1949-11-23  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:25:06  

Additional Information
 Earth MOID = 1.28382 au 
 Jupiter MOID = 2.43451 au 
 T_jup = 3.362 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456898.5 (2014-Aug-29.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1337004436662033 4.1165e-08  
q 2.259594552620881 1.0727e-07 au
tp 2456420.074276083533
(2013-May-07.57427608)
7.4378e-05 TDB
node 212.6184592780416 1.6042e-05 deg
peri 210.6210601131024 2.2917e-05 deg
i 12.96436277735037 5.1326e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1876  
   data-arc span      25470 days (69.73 yr)  
   first obs. used      1949-11-23  
   last obs. used      2019-08-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:25:06  

Additional Information
 Jupiter MOID = 2.43451 au 
 T_jup = 3.362 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.694566841083886E-15 -4.395324525929483E-15 -5.46015121433944E-13 -5.711008233796224E-15 -1.305275678656246E-13 -2.355537146704639E-16
q -4.395324525929483E-15 1.150677905700832E-14 1.646762326540474E-12 1.462681840746995E-14 3.938022288147051E-13 1.086514347867044E-15
tp -5.46015121433944E-13 1.646762326540474E-12 5.532110704493652E-9 5.961888910765065E-12 1.227163058955435E-9 -3.295843277028446E-12
node -5.711008233796224E-15 1.462681840746995E-14 5.961888910765065E-12 2.573535450567124E-10 -2.490292995425528E-10 4.02458100148749E-12
peri -1.305275678656246E-13 3.938022288147051E-13 1.227163058955435E-9 -2.490292995425528E-10 5.251833456085548E-10 -4.543991209342999E-12
i -2.355537146704639E-16 1.086514347867044E-15 -3.295843277028446E-12 4.02458100148749E-12 -4.543991209342999E-12 2.634369383275961E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.0   n/a MPO492779  
diameter diameter 11.725 km 0.081 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 24. h n/a LCDB (Rev. 2019-January); Warner et al., 2009 lower-limit; Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2008) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.223   0.043 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2490 Bussolini (1976 AG)          Discovered 1976-Jan-03 by Felix Aguilar Observatory at El Leoncito
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1976 AG = 1962 WN2 = 1977 KK = 1978 NT3 = 1978 QH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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