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213498 (2002 GB49)
Classification: Main-belt Asteroid          SPK-ID: 2213498
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1723893174899429 3.7701e-08  
a 2.332033254803086 1.3577e-08 au
q 1.930015633643732 8.6563e-08 au
i 6.127786870600669 5.7868e-06 deg
node 16.17418668368512 3.675e-05 deg
peri 99.51821761633731 4.1228e-05 deg
M 157.7447396254188 1.844e-05 deg
tp 2458630.528788693495
(2019-May-27.02878869)
6.4318e-05 TDB
period 1300.770070416204
3.56
1.136e-05
3.11e-08
d
yr
n .2767591353672612 2.417e-09 deg/d
Q 2.73405087596244 1.5918e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      2000-09-25  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59866  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:55  

Additional Information
 Earth MOID = .957271 au 
 Jupiter MOID = 2.3745 au 
 T_jup = 3.543 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457522.5 (2016-May-14.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731498777087989 3.776e-08  
q 1.92783797548353 8.6896e-08 au
tp 2457331.363676576584
(2015-Nov-04.86367658)
6.0081e-05 TDB
node 16.20973928346238 3.6739e-05 deg
peri 99.6079819685328 4.1155e-05 deg
i 6.129797701061038 5.788e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      7203 days (19.72 yr)  
   first obs. used      2000-09-25  
   last obs. used      2020-06-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59866  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:55  

Additional Information
 Jupiter MOID = 2.3745 au 
 T_jup = 3.543 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.425842860864024E-15 -3.254499505996334E-15 5.103156865013214E-13 -1.643113813367023E-14 1.247479633071176E-13 -2.288937314929614E-15
q -3.254499505996334E-15 7.550857256292326E-15 -1.027523322950508E-12 3.608477756703424E-14 -2.385404286988334E-13 5.33952633488169E-15
tp 5.103156865013214E-13 -1.027523322950508E-12 3.609785099697351E-9 -2.775873597400576E-11 1.122061857575611E-9 -6.58686285301828E-12
node -1.643113813367023E-14 3.608477756703424E-14 -2.775873597400576E-11 1.349733557422274E-9 -1.349544446509826E-9 -1.779251599247635E-11
peri 1.247479633071176E-13 -2.385404286988334E-13 1.122061857575611E-9 -1.349544446509826E-9 1.693715545801137E-9 1.577459095369691E-11
i -2.288937314929614E-15 5.33952633488169E-15 -6.58686285301828E-12 -1.779251599247635E-11 1.577459095369691E-11 3.350145842356671E-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 17.24   n/a E2021B55  

213498 (2002 GB49)          Discovered 2002-Apr-04 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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