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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162833480613205 5.8376e-07  
a 2.535166841523759 4.5008e-08 au
q 2.240369153297334 1.4681e-06 au
i 14.36568764350488 1.3578e-05 deg
node 344.0621226397757 2.8436e-05 deg
peri 167.7206924453574 0.00010501 deg
M 254.4882115920959 0.00013312 deg
tp 2459432.622350043621
(2021-Aug-06.12235004)
0.00054419 TDB
period 1474.375976021746
4.04
3.9263e-05
1.075e-07
d
yr
n .2441710973691898 6.5023e-09 deg/d
Q 2.829964529750185 5.0242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      5861 days (16.05 yr)  
   first obs. used      2003-09-16  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:55:47  

Additional Information
 Earth MOID = 1.25185 au 
 Jupiter MOID = 2.1622 au 
 T_jup = 3.396 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457128.5 (2015-Apr-16.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1153134430484496 5.8417e-07  
q 2.243707126615585 1.4677e-06 au
tp 2456483.297850984469
(2013-Jul-09.79785098)
0.00055981 TDB
node 344.133733008671 2.8418e-05 deg
peri 167.7743260687607 0.00010542 deg
i 14.36965409828195 1.3582e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      86  
   data-arc span      5861 days (16.05 yr)  
   first obs. used      2003-09-16  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:55:47  

Additional Information
 Jupiter MOID = 2.1622 au 
 T_jup = 3.396 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.412516112614516E-13 -8.571133831804859E-13 -3.120188375281555E-10 1.687821096707343E-12 -5.516449467471523E-11 -2.314717828327695E-12
q -8.571133831804859E-13 2.154241358991537E-12 7.85423656990726E-10 -4.242398428588089E-12 1.390599848014975E-10 5.827195630979428E-12
tp -3.120188375281555E-10 7.85423656990726E-10 3.133897880175107E-7 -1.564261107548289E-9 5.671472008669636E-8 2.226424791562644E-9
node 1.687821096707343E-12 -4.242398428588089E-12 -1.564261107548289E-9 8.07603292273571E-10 -1.050230906374071E-9 -1.100910115267607E-10
peri -5.516449467471523E-11 1.390599848014975E-10 5.671472008669636E-8 -1.050230906374071E-9 1.111246761149204E-8 4.947778338771349E-10
i -2.314717828327695E-12 5.827195630979428E-12 2.226424791562644E-9 -1.100910115267607E-10 4.947778338771349E-10 1.844671525533817E-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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