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1481 Tubingia (1938 DR)
Classification: Main-belt Asteroid          SPK-ID: 2001481
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04569464770775947 5.9139e-08  
a 3.016134178583647 1.8391e-08 AU
q 2.878312989853935 1.7996e-07 AU
i 3.517998073630591 7.1992e-06 deg
node 353.7774441605756 9.5839e-05 deg
peri 312.3526494121886 0.00012044 deg
M 58.07496907857767 7.492e-05 deg
tp 2456491.853824124486
(2013-Jul-18.35382412)
0.00039783 JED
period 1913.261859250332
5.24
1.7499e-05
4.791e-08
d
yr
n .1881603389831111 1.721e-09 deg/d
Q 3.153955367313359 1.9231e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1498  
   data-arc span      29380 days (80.44 yr)  
   first obs. used      1933-03-25  
   last obs. used      2013-09-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54593  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Nov-21 01:34:38  

Additional Information
 Earth MOID = 1.86408 AU 
 T_jup = 3.243 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.34 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
diameter diameter 33.26 km 1.7 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
rotation period rot_per 24. h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Brinsfield, J.W. (2009) Minor Planet Bul. 36, 64-66.]
geometric albedo albedo 0.1167   0.013 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 5
B-V BV .920 mag .020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=2.86 deg.
U-B UB .370 mag .030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=1; phase=2.86 deg.

1481 Tubingia (1938 DR)          Discovered 1938-Feb-07 by Reinmuth, K. at Heidelberg (024)
Independent discovery Feb. 22 by Y. Vaisala, Turku, was announced first
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1938 DR = 1930 UL = 1933 FT1 = 1933 FY1 = 1935 SY1 = 1938 CN = 1938 ES = 1939 LD = 1941 WF = 1950 OQ = 1955 LA = 1959 GY = A907 GQ = A912 FB 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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