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2926 Caldeira (1980 KG)
Classification: Main-belt Asteroid          SPK-ID: 2002926
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1182697728245182 1.4912e-08  
a 2.274804375625914 5.8827e-09 au
q 2.005763778900417 3.3508e-08 au
i 3.480979410818381 6.5634e-07 deg
node 220.9625377739362 1.0654e-05 deg
peri 35.49920692789815 1.1202e-05 deg
M 280.981463870446 9.4522e-06 deg
tp 2459475.568581828343
(2021-Sep-18.06858183)
3.3295e-05 TDB
period 1253.183041708704
3.43
4.8612e-06
1.331e-08
d
yr
n .2872684899319601 1.1143e-09 deg/d
Q 2.54384497235141 6.5785e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2790  
   data-arc span      28858 days (79.01 yr)  
   first obs. used      1942-03-20  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44332  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:37:43  

Additional Information
 Earth MOID = .990501 au 
 Jupiter MOID = 2.49036 au 
 T_jup = 3.598 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.36   n/a E2021B10  
diameter diameter 5.144 km 0.217 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.319   0.073 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2926 Caldeira (1980 KG)          Discovered 1980-May-22 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 KG = 1942 FL 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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