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154190 (2002 GP124)
Classification: Main-belt Asteroid          SPK-ID: 2154190
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02628220519078734 5.317e-08  
a 2.954382308367836 2.8017e-08 au
q 2.87673462632728 1.5549e-07 au
i 3.016134913936364 4.9975e-06 deg
node 288.9160219821615 9.7412e-05 deg
peri 199.9567564840732 0.00013616 deg
M 257.0755578757573 9.7487e-05 deg
tp 2459530.791283706635
(2021-Nov-12.29128371)
0.00050584 TDB
period 1854.805896387009
5.08
2.6384e-05
7.224e-08
d
yr
n .1940903901056422 2.7609e-09 deg/d
Q 3.032029990408391 2.8753e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      6410 days (17.55 yr)  
   first obs. used      2002-03-13  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52357  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:54:40  

Additional Information
 Earth MOID = 1.89172 au 
 Jupiter MOID = 1.97698 au 
 T_jup = 3.266 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457334.5 (2015-Nov-08.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02324116429210266 5.3384e-08  
q 2.886483229212317 1.5536e-07 au
tp 2457675.763162441673
(2016-Oct-14.26316244)
0.0005583 TDB
node 289.1577707480787 9.7605e-05 deg
peri 199.9562280905157 0.00014528 deg
i 3.011469694342655 4.9977e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      6410 days (17.55 yr)  
   first obs. used      2002-03-13  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52357  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:54:40  

Additional Information
 Jupiter MOID = 1.97698 au 
 T_jup = 3.266 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.849829575859198E-15 -8.165587642179552E-15 8.826904264416422E-12 -2.012447215163616E-14 1.788682852782686E-12 -1.484264853869222E-16
q -8.165587642179552E-15 2.41364707915465E-14 -1.935489253928137E-11 5.810004011351665E-14 -4.007028311577567E-12 1.188328458410783E-15
tp 8.826904264416422E-12 -1.935489253928137E-11 3.117022852793506E-7 -1.047075317316259E-11 6.010779101890324E-8 6.883205409678897E-12
node -2.012447215163616E-14 5.810004011351665E-14 -1.047075317316259E-11 9.526639195774803E-9 -9.51593569676805E-9 1.738272103863344E-10
peri 1.788682852782686E-12 -4.007028311577567E-12 6.010779101890324E-8 -9.51593569676805E-9 2.1106247344955E-8 -1.723123023690381E-10
i -1.484264853869222E-16 1.188328458410783E-15 6.883205409678897E-12 1.738272103863344E-10 -1.723123023690381E-10 2.497739940216864E-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 15.6   n/a MPO454000  

154190 (2002 GP124)          Discovered 2002-Apr-12 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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