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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 44 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04226688391279428 3.4099e-08  
a 3.017477862535067 1.193e-08 au
q 2.889938476009871 1.0062e-07 au
i 3.508256814485792 3.9313e-06 deg
node 353.6715796464592 5.8671e-05 deg
peri 313.9063305104434 7.614e-05 deg
M 110.2626743999428 4.9517e-05 deg
tp 2458414.104556494506
(2018-Oct-22.60455649)
0.00026308 TDB
period 1914.540535233808
5.24
1.1354e-05
3.109e-08
d
yr
n .1880346711781874 1.1151e-09 deg/d
Q 3.145017249060263 1.2434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3562  
   data-arc span      31997 days (87.60 yr)  
   first obs. used      1933-03-25  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42308  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:18:34  

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 1.99364878759349 1.99364845682043 1.99364911836655 3.4307109636375 3.30455092580959 2447529.298140987 0.447887264868637 31.9057814908266 12.2720575488391 -82.5140103519375 4593804.24509737 T 44 CATAB v2.0f-lin.ifort 2020-Nov-13 04:18:44 2020-Nov-13 04:18
2035-Dec-11 20:14 < 00:01 Jupiter 1.99095774218942 1.99095740451045 1.99095807986839 3.56440997748504 3.44298548958885 2464673.342738040 0.422368934277907 32.6210731948247 12.0905423253407 -80.1204654557355 4337036.21203567 T 44 CATAB v2.0f-lin.ifort 2020-Nov-13 04:18:44 2020-Nov-13 04:18
2082-Nov-19 06:15 00:01 Jupiter 1.99925628273455 1.99925592322492 1.99925664224418 3.76201505347184 3.64765947655975 2481817.760753497 1.22794595583297 53.2116835891025 13.4536267148459 -84.4654182340372 4162952.51926497 T 44 CATAB v2.0f-lin.ifort 2020-Nov-13 04:18:44 2020-Nov-13 04:18

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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