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JPL Small-Body Database Browser
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1481 Tubingia (1938 DR)
Classification: Main-belt Asteroid          SPK-ID: 2001481
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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0422668832280135 3.427e-08  
a 3.017477863053535 1.2177e-08 au
q 2.889938478572735 1.014e-07 au
i 3.508257035679851 4.1136e-06 deg
node 353.6715797583839 5.8761e-05 deg
peri 313.90632789203 7.705e-05 deg
M 110.262676664722 5.0597e-05 deg
tp 2458414.104544298897
(2018-Oct-22.60454430)
0.00026898 TDB
period 1914.540535727247
5.24
1.1589e-05
3.173e-08
d
yr
n .1880346711297248 1.1382e-09 deg/d
Q 3.145017247534335 1.2692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3371  
   data-arc span      31728 days (86.87 yr)  
   first obs. used      1933-03-25  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43256  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:56:02  

Additional Information
 Earth MOID = 1.87666 au 
 Jupiter MOID = 1.9776 au 
 T_jup = 3.243 
[ 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 10.4   n/a MPO502167 IRAS observations used: 5
diameter diameter 33.770 km 0.139 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 24. h n/a LCDB (Rev. 2019-August); 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 Bull. 36, 64-66.]
geometric albedo albedo 0.104   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.920   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=2.86 deg.
U-B UB 0.370   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #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

[ 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
1989-Jan-02 19:09 < 00:01 Jupiter 1.9936487844673 1.99364844536683 1.99364912356776 3.43071094042941 3.30455090151386 2447529.298137748 0.451999083221193 32.8601753650466 12.5823789774613 -82.3601738486221 4507524.80109651 T 41 CATAB v2.0f-lin.ifort 2020-Feb-22 15:56:20 2020-Feb-22 15:56
2035-Dec-11 20:14 < 00:01 Jupiter 1.99095773804315 1.99095739036321 1.99095808572309 3.56440994049393 3.44298545103584 2464673.342745850 0.439036712304098 33.2428920710681 12.316309115003 -79.5776307831195 4208304.69781283 T 41 CATAB v2.0f-lin.ifort 2020-Feb-22 15:56:20 2020-Feb-22 15:56
2082-Nov-19 06:16 00:01 Jupiter 1.99925627624107 1.99925590185207 1.99925665063018 3.76201499936823 3.64765942038273 2481817.760771455 1.2631472150804 54.4775132664224 13.7423517379998 -83.8065960443406 4032846.3865202 T 41 CATAB v2.0f-lin.ifort 2020-Feb-22 15:56:20 2020-Feb-22 15:56

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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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