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1470 Carla (1938 SD)
Classification: Main-belt Asteroid          SPK-ID: 2001470
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06994132388120658 3.6126e-08  
a 3.157497108121547 1.4441e-08 au
q 2.936657580228445 1.149e-07 au
i 3.212932246013565 3.9376e-06 deg
node 358.4008226497068 6.8103e-05 deg
peri 341.5737845670962 7.3328e-05 deg
M 212.1808467281573 2.8018e-05 deg
tp 2459841.974730341666
(2022-Sep-19.47473034)
0.000161 TDB
period 2049.334583630737
5.61
1.4059e-05
3.849e-08
d
yr
n .1756667763651361 1.2052e-09 deg/d
Q 3.378336636014649 1.5451e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2985  
   data-arc span      32817 days (89.85 yr)  
   first obs. used      1930-02-28  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45433  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 18:03:37  

Additional Information
 Earth MOID = 1.92813 au 
 Jupiter MOID = 1.93339 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456150.5 (2012-Aug-11.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06511198948243344 3.6112e-08  
q 2.961057363136516 1.1432e-07 au
tp 2455751.498860824734
(2011-Jul-08.99886082)
0.00016774 TDB
node 358.7948084910535 6.8069e-05 deg
peri 343.6363418821325 7.4027e-05 deg
i 3.211430067904898 3.9323e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2985  
   data-arc span      32817 days (89.85 yr)  
   first obs. used      1930-02-28  
   last obs. used      2020-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45433  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-28 18:03:37  

Additional Information
 Jupiter MOID = 1.93339 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.304071016190239E-15 -4.099177485430698E-15 -8.450994320644819E-14 2.637804453304655E-15 -4.591151062688698E-14 4.02090822995367E-16
q -4.099177485430698E-15 1.306991093174114E-14 2.843452171779922E-13 2.046476632895201E-16 1.432836793248345E-13 -1.903277766166093E-15
tp -8.450994320644819E-14 2.843452171779922E-13 2.813592110057536E-8 -4.286066932977466E-12 4.903764494486247E-9 -2.537467560216125E-12
node 2.637804453304655E-15 2.046476632895201E-16 -4.286066932977466E-12 4.633374016508252E-9 -4.625930485657032E-9 -2.431534627881035E-11
peri -4.591151062688698E-14 1.432836793248345E-13 4.903764494486247E-9 -4.625930485657032E-9 5.479977469055299E-9 2.380313872152463E-11
i 4.02090822995367E-16 -1.903277766166093E-15 -2.537467560216125E-12 -2.431534627881035E-11 2.380313872152463E-11 1.546312768221093E-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 11.1   n/a MPO263357  
diameter diameter 36.97 km 1.1 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 22
rotation period rot_per 6.15 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pilcher, F. (2012) Minor Planet Bull. 39, 57-60.]
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.0515   0.003 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 22

1470 Carla (1938 SD)          Discovered 1938-Sep-17 by Bohrmann, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1938 SD = 1930 DE = 1955 UN 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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