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JPL Small-Body Database Browser
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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 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06994132451361712 3.568e-08  
a 3.157497108696635 1.4127e-08 au
q 2.936657578766476 1.1387e-07 au
i 3.212932319889419 3.9346e-06 deg
node 358.4008335362283 6.4925e-05 deg
peri 341.5737727610585 7.0042e-05 deg
M 212.1808474104535 2.7463e-05 deg
tp 2459841.974726687522
(2022-Sep-19.47472669)
0.00015808 TDB
period 2049.334584190618
5.61
1.3754e-05
3.766e-08
d
yr
n .1756667763171437 1.1789e-09 deg/d
Q 3.378336638626795 1.5115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3043  
   data-arc span      32848 days (89.93 yr)  
   first obs. used      1930-02-28  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:55:41  

Additional Information
 Earth MOID = 1.92813 au 
 Jupiter MOID = 1.93339 au 
 T_jup = 3.200 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456295.5 (2013-Jan-03.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06600676390570577 3.5678e-08  
q 2.957225543308408 1.1394e-07 au
tp 2455750.046868747236
(2011-Jul-07.54686875)
0.00016101 TDB
node 358.6253618094661 6.5004e-05 deg
peri 343.405408662832 7.0698e-05 deg
i 3.208587502729205 3.9276e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3043  
   data-arc span      32848 days (89.93 yr)  
   first obs. used      1930-02-28  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45048  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:55:41  

Additional Information
 Jupiter MOID = 1.93339 au 
 T_jup = 3.200 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.27289589606828E-15 -4.037721973857434E-15 7.651330009873443E-14 5.298306477844818E-15 -1.832596664373575E-14 1.367355072893924E-16
q -4.037721973857434E-15 1.298331502251758E-14 -6.654060125898884E-14 -1.402267671727767E-14 9.007216562920302E-14 -9.522146523897272E-16
tp 7.651330009873443E-14 -6.654060125898884E-14 2.592321960559645E-8 -2.434107744827091E-13 4.49419811067824E-9 -2.047778282296861E-12
node 5.298306477844818E-15 -1.402267671727767E-14 -2.434107744827091E-13 4.225471638917895E-9 -4.218402348775492E-9 -2.629470932924044E-11
peri -1.832596664373575E-14 9.007216562920302E-14 4.49419811067824E-9 -4.218402348775492E-9 4.998209945016464E-9 2.590237529251741E-11
i 1.367355072893924E-16 -9.522146523897272E-16 -2.047778282296861E-12 -2.629470932924044E-11 2.590237529251741E-11 1.542605475373504E-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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