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243458 Bubulina (2009 QQ38)
Classification: Main-belt Asteroid          SPK-ID: 2243458
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2759033865237094 5.2406e-08  
a 2.381742302980039 7.7148e-09 au
q 1.724611535761067 1.2586e-07 au
i 12.48224440850381 5.6604e-06 deg
node 182.7418814578506 1.246e-05 deg
peri 172.5677183344794 1.4662e-05 deg
M 78.11483938192328 5.074e-06 deg
tp 2459105.179111522587
(2020-Sep-12.67911152)
1.9141e-05 TDB
period 1342.58126473391
3.68
6.5232e-06
1.786e-08
d
yr
n .2681401934141763 1.3028e-09 deg/d
Q 3.03887307019901 9.8434e-09 au
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      8192 days (22.43 yr)  
   first obs. used      1998-08-29  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:43:42  

Additional Information
 Earth MOID = .720545 au 
 Jupiter MOID = 2.42085 au 
 T_jup = 3.455 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458140.5 (2018-Jan-22.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2765371723905585 5.2322e-08  
q 1.722452510099034 1.2574e-07 au
tp 2457763.698636233943
(2017-Jan-10.19863623)
2.1393e-05 TDB
node 182.7942060060631 1.2459e-05 deg
peri 172.6399038974607 1.4651e-05 deg
i 12.48568833245728 5.6619e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      648  
   data-arc span      8192 days (22.43 yr)  
   first obs. used      1998-08-29  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4713  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 01:43:42  

Additional Information
 Jupiter MOID = 2.42085 au 
 T_jup = 3.455 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.737583431375419E-15 -6.572757955303956E-15 2.827038794938227E-13 -1.95612535728365E-14 7.953108522219748E-14 -2.098327424237732E-14
q -6.572757955303956E-15 1.58114120446296E-14 -7.330147089316324E-13 4.689571489055971E-14 -2.045685025596627E-13 5.114389742206721E-14
tp 2.827038794938227E-13 -7.330147089316324E-13 4.576751775070546E-10 -2.129681659426699E-12 1.658486721927921E-10 -5.046142729376072E-12
node -1.95612535728365E-14 4.689571489055971E-14 -2.129681659426699E-12 1.552151851423342E-10 -1.512902068469702E-10 2.727606616171007E-12
peri 7.953108522219748E-14 -2.045685025596627E-13 1.658486721927921E-10 -1.512902068469702E-10 2.146414456049199E-10 -4.05702982767251E-12
i -2.098327424237732E-14 5.114389742206721E-14 -5.046142729376072E-12 2.727606616171007E-12 -4.05702982767251E-12 3.205710478854291E-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 16.91   n/a E2021B55  
diameter diameter 2.756 km 0.068 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243458 Bubulina           Discovered 2009 Aug. 31 by F. Tozzi and M. Graziani at Skylive Observatory.
Bubulina was the nickname of Marina Denisa Botofan (2008-2010), who lived in Constanta, Romania, and died in Pavia, Italy, of lymphoblastic leukemia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110218/MPCPages.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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