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379294 (2009 VO44)
Classification: Main-belt Asteroid          SPK-ID: 2379294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2093102120158662 6.4835e-08  
a 2.611813307395114 1.9944e-08 au
q 2.065134110278382 1.756e-07 au
i 12.51728243404905 7.1455e-06 deg
node 59.48082042520144 2.1266e-05 deg
peri 307.8072096587234 2.4431e-05 deg
M 325.3208383188915 1.1765e-05 deg
tp 2459545.017528019170
(2021-Nov-26.51752802)
5.1079e-05 TDB
period 1541.741711594688
4.22
1.766e-05
4.835e-08
d
yr
n .233502147144762 2.6746e-09 deg/d
Q 3.158492504511845 2.4119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      2000-09-20  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:42:35  

Additional Information
 Earth MOID = 1.09093 au 
 Jupiter MOID = 2.37318 au 
 T_jup = 3.345 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457756.5 (2017-Jan-03.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2089599270144204 6.4893e-08  
q 2.064928001863533 1.7555e-07 au
tp 2458006.163874043914
(2017-Sep-09.66387404)
4.6512e-05 TDB
node 59.51264781547891 2.1252e-05 deg
peri 308.2033868505298 2.4396e-05 deg
i 12.52308392197371 7.148e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      402  
   data-arc span      7217 days (19.76 yr)  
   first obs. used      2000-09-20  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 10:42:35  

Additional Information
 Jupiter MOID = 2.37318 au 
 T_jup = 3.345 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.211071923332188E-15 -1.135169157715728E-14 1.40857251835987E-12 -2.627627378262198E-14 3.47720251392088E-13 -2.990893720131772E-14
q -1.135169157715728E-14 3.08166958706867E-14 -3.618860338091827E-12 7.185572302665679E-14 -9.086995878313668E-13 8.120902899172064E-14
tp 1.40857251835987E-12 -3.618860338091827E-12 2.163385557896918E-9 -9.990478938789041E-12 5.73666433712276E-10 -1.282149022561628E-11
node -2.627627378262198E-14 7.185572302665679E-14 -9.990478938789041E-12 4.516465782563048E-10 -4.430625751169307E-10 -7.98360953987992E-11
peri 3.47720251392088E-13 -9.086995878313668E-13 5.73666433712276E-10 -4.430625751169307E-10 5.951505644502807E-10 7.509098942685056E-11
i -2.990893720131772E-14 8.120902899172064E-14 -1.282149022561628E-11 -7.98360953987992E-11 7.509098942685056E-11 5.109345981025986E-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 16.12   n/a E2021B25  
diameter diameter 3.851 km 0.473 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.052   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379294 (2009 VO44)          Discovered 2009-Nov-15 by Mayhill at Mayhill
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2009 VO44 = 2000 SN2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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