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3480 Abante (1981 GB)
Classification: Main-belt Asteroid          SPK-ID: 2003480
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .283709926713434 3.0792e-08  
a 3.040032098480169 1.1328e-08 au
q 2.177544814613873 9.2256e-08 au
i 3.762155124617669 3.9004e-06 deg
node 187.3783833062765 4.6383e-05 deg
peri 25.49344394707473 4.6751e-05 deg
M 155.7245268779323 6.4483e-06 deg
tp 2458363.028184795330
(2018-Sep-01.52818480)
3.2612e-05 TDB
period 1936.046039234461
5.30
1.0821e-05
2.963e-08
d
yr
n .1859459913165851 1.0393e-09 deg/d
Q 3.902519382346465 1.4542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2087  
   data-arc span      15801 days (43.26 yr)  
   first obs. used      1977-09-08  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50458  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:10:56  

Additional Information
 Earth MOID = 1.17147 au 
 Jupiter MOID = 1.06326 au 
 T_jup = 3.174 
[ show covariance matrix ]

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 13.37   n/a E2021B10  
diameter diameter 9.511 km 1.947 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.102   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3480 Abante (1981 GB)          Discovered 1981-Apr-01 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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