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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0445909657542393 3.82e-08  
a 3.018144863456003 1.5818e-08 au
q 2.883562869208303 1.1454e-07 au
i 3.517543187280741 4.575e-06 deg
node 353.7837585916788 7.0123e-05 deg
peri 311.92126915872 8.7523e-05 deg
M 209.0618663390838 5.5887e-05 deg
tp 2458403.480545287804
(2018-Oct-11.98054529)
0.00030018 JED
period 1915.175372136338
5.24
1.5056e-05
4.122e-08
d
yr
n .1879723419784934 1.4777e-09 deg/d
Q 3.152726857703703 1.6523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2200  
   data-arc span      30339 days (83.06 yr)  
   first obs. used      1933-03-25  
   last obs. used      2016-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47205  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:34:12  

Additional Information
 Earth MOID = 1.86976 au 
 Jupiter MOID = 1.97019 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 LCDB (Rev. 2016-February); Warner et al., 2009 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
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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