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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 
[ 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 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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1905-Dec-16 10:52 00:02 Jupiter 1.91438974657348 1.91438941727424 1.91439007587284 3.38556779429697 3.25225590672079 2417195.952499479 2.295682786407 48.1978138173904 11.7374289111563 -85.7359807679734 3939524.10413359 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
1916-Aug-01 03:00 00:02 Jupiter 1.95856600482296 1.95856557567092 1.95856643397556 3.96658579674599 3.85601625723036 2421076.624876678 2.0362227271283 86.2555541630855 13.0972170049037 -82.4512664934562 4500032.71298678 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2002-Jan-27 03:21 < 00:01 Jupiter 1.93522623009559 1.93522590423382 1.93522655595737 3.18763465908639 3.04723507385414 2452301.639541961 0.28287779791185 34.605364337731 11.214702319095 -83.460170100888 4431807.11768583 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2012-Sep-13 18:08 < 00:01 Jupiter 1.92149678748489 1.9214964643441 1.92149711062569 3.43747570987503 3.30675239955421 2456184.255751510 0.161722256531423 35.1807847846002 11.4361963371903 -81.0566377032345 4685670.69578497 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2023-May-01 13:03 < 00:01 Jupiter 1.96981744991793 1.96981711650326 1.9698177833326 4.02757622436774 3.9193582657415 2460066.043680135 0.282117226261317 35.8886102667142 13.4812257555956 -82.6217110835356 4781701.26160075 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2108-Oct-27 17:54 00:02 Jupiter 1.9386648766547 1.93866452010674 1.93866523320255 3.21966144483042 3.0809737682611 2491291.246134046 2.02704225089935 34.6953997494515 13.7505306506113 -85.532118048974 4503222.88950861 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2119-Jun-15 05:58 00:02 Jupiter 1.93213886770438 1.93213854790368 1.93213918750507 3.49715578196439 3.36946979229283 2495173.748505398 2.29730902916095 51.2153403055431 12.6071473552469 -87.7671326348946 4541584.42169022 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56
2130-Jan-31 09:02 00:03 Jupiter 1.97880709529637 1.97880668564854 1.97880750494498 4.08175830483913 3.97550711019742 2499056.876314220 2.49952319187924 105.132312328026 13.6998773661014 -84.5559932851851 4699583.85716705 T 40 CATAB v2.0f-lin.ifort 2020-Feb-22 15:55:57 2020-Feb-22 15:56

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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