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441080 (2007 RP155)
Classification: Main-belt Asteroid          SPK-ID: 2441080
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162834270323832 4.6719e-07  
a 2.535166849900039 3.3241e-08 au
q 2.240368960494771 1.1894e-06 au
i 14.36569144846566 1.0975e-05 deg
node 344.0620961117199 2.7986e-05 deg
peri 167.7207049394907 9.579e-05 deg
M 254.4882312684461 0.00012261 deg
tp 2459432.622271600969
(2021-Aug-06.12227160)
0.00050422 TDB
period 1474.37598332883
4.04
2.8998e-05
7.939e-08
d
yr
n .2441710961590652 4.8024e-09 deg/d
Q 2.829964739305306 3.7107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6265 days (17.15 yr)  
   first obs. used      2003-09-16  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:03:43  

Additional Information
 Earth MOID = 1.25185 au 
 Jupiter MOID = 2.16219 au 
 T_jup = 3.396 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457331.5 (2015-Nov-05.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153057876994463 4.6735e-07  
q 2.243745036007241 1.1889e-06 au
tp 2457958.784328811745
(2017-Jul-24.28432881)
0.00050039 TDB
node 344.1336786853025 2.7966e-05 deg
peri 167.8202764454872 9.6322e-05 deg
i 14.36984927584626 1.0978e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      94  
   data-arc span      6265 days (17.15 yr)  
   first obs. used      2003-09-16  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51738  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 07:03:43  

Additional Information
 Jupiter MOID = 2.16219 au 
 T_jup = 3.396 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.184156270739679E-13 -5.554673272528801E-13 -2.230006993737539E-10 1.055109671361803E-12 -4.024940589092737E-11 -1.497821599721492E-12
q -5.554673272528801E-13 1.413498724318118E-12 5.678170230627707E-10 -2.682069145287725E-12 1.024324617838366E-10 3.811207675760187E-12
tp -2.230006993737539E-10 5.678170230627707E-10 2.50386418030128E-7 -1.081105113122095E-9 4.607805218688173E-8 1.602020193481463E-9
node 1.055109671361803E-12 -2.682069145287725E-12 -1.081105113122095E-9 7.820807442370433E-10 -9.467410414172148E-10 -6.995602058257715E-11
peri -4.024940589092737E-11 1.024324617838366E-10 4.607805218688173E-8 -9.467410414172148E-10 9.277971544573896E-9 3.531019873768451E-10
i -1.497821599721492E-12 3.811207675760187E-12 1.602020193481463E-9 -6.995602058257715E-11 3.531019873768451E-10 1.205145378351433E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO495184  

441080 (2007 RP155)          Discovered 2007-Aug-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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