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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1313823369686336 4.0913e-08  
a 2.611636209313442 1.2214e-08 au
q 2.268513340821938 1.0621e-07 au
i 12.94323199657236 5.1242e-06 deg
node 212.5020808605738 1.6053e-05 deg
peri 210.8821666162247 2.3161e-05 deg
M 243.2508485401183 1.9366e-05 deg
tp 2459500.440915108122
(2021-Oct-12.94091511)
8.4634e-05 TDB
period 1541.584903944847
4.22
1.0815e-05
2.961e-08
d
yr
n .2335258986247051 1.6382e-09 deg/d
Q 2.954759077804945 1.3819e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1884  
   data-arc span      25501 days (69.82 yr)  
   first obs. used      1949-11-23  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:23:11  

Additional Information
 Earth MOID = 1.28942 au 
 Jupiter MOID = 2.43598 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456903.5 (2014-Sep-03.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1336991584175161 4.1162e-08  
q 2.259593075766695 1.0726e-07 au
tp 2456420.069075366736
(2013-May-07.56907537)
7.4347e-05 TDB
node 212.6184374261209 1.602e-05 deg
peri 210.6198259152407 2.2894e-05 deg
i 12.96437513584028 5.1313e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1884  
   data-arc span      25501 days (69.82 yr)  
   first obs. used      1949-11-23  
   last obs. used      2019-09-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43707  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:23:11  

Additional Information
 Jupiter MOID = 2.43598 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.694340830281384E-15 -4.39459176762113E-15 -5.463848048271183E-13 -5.731174823801134E-15 -1.30612940015636E-13 -2.329428474168851E-16
q -4.39459176762113E-15 1.150443440584898E-14 1.648240882267265E-12 1.469207346863401E-14 3.941627642557981E-13 1.081655800460986E-15
tp -5.463848048271183E-13 1.648240882267265E-12 5.527481268686307E-9 5.949243907806285E-12 1.225879482824426E-9 -3.289871435210656E-12
node -5.731174823801134E-15 1.469207346863401E-14 5.949243907806285E-12 2.566297426869527E-10 -2.483273178784783E-10 4.095900918647415E-12
peri -1.30612940015636E-13 3.941627642557981E-13 1.225879482824426E-9 -2.483273178784783E-10 5.241401411670686E-10 -4.611751163003731E-12
i -2.329428474168851E-16 1.081655800460986E-15 -3.289871435210656E-12 4.095900918647415E-12 -4.611751163003731E-12 2.633041768060324E-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-August); 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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