Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04218670125858236 3.4006e-08  
a 3.01815983744193 1.1512e-08 au
q 2.890833630029116 1.0006e-07 au
i 3.508221463218859 3.5963e-06 deg
node 353.6648470936722 5.8053e-05 deg
peri 314.2204462625027 7.4102e-05 deg
M 147.5455331877897 4.7503e-05 deg
tp 2458415.562015681045
(2018-Oct-24.06201568)
0.00025198 TDB
period 1915.189624854118
5.24
1.0957e-05
3e-08
d
yr
n .1879709431004366 1.0754e-09 deg/d
Q 3.145486044854744 1.1997e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3808  
   data-arc span      32141 days (88.00 yr)  
   first obs. used      1933-03-25  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:31:11  

Additional Information
 Earth MOID = 1.87558 au 
 Jupiter MOID = 1.97648 au 
 T_jup = 3.243 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456693.5 (2014-Feb-05.0) TDB
Reference: JPL 49 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04574167367614753 3.4174e-08  
q 2.878433596179962 1.0107e-07 au
tp 2456492.331138994534
(2013-Jul-18.83113899)
0.0002311 TDB
node 353.7772371061729 5.7844e-05 deg
peri 312.4508053828726 7.1774e-05 deg
i 3.517900438908554 3.6005e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      3808  
   data-arc span      32141 days (88.00 yr)  
   first obs. used      1933-03-25  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41244  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:31:11  

Additional Information
 Jupiter MOID = 1.97648 au 
 T_jup = 3.243 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.167846334795434E-15 -3.434986257476342E-15 1.424442063612115E-12 5.716726130595002E-15 2.310233276204668E-13 3.953932085609898E-16
q -3.434986257476342E-15 1.021503348032361E-14 -3.970965636555188E-12 -1.69627465685572E-14 -6.393882339924601E-13 -1.061781734583675E-15
tp 1.424442063612115E-12 -3.970965636555188E-12 5.340602945501036E-8 1.061628771852169E-11 9.836420293345206E-9 -6.602207978209098E-13
node 5.716726130595002E-15 -1.69627465685572E-14 1.061628771852169E-11 3.345969433199693E-9 -3.337279924947761E-9 1.15170702721715E-11
peri 2.310233276204668E-13 -6.393882339924601E-13 9.836420293345206E-9 -3.337279924947761E-9 5.151457851939291E-9 -1.162080930296178E-11
i 3.953932085609898E-16 -1.061781734583675E-15 -6.602207978209098E-13 1.15170702721715E-11 -1.162080930296178E-11 1.296366536796568E-11

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 10.42   n/a E2021B10 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 225.6 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Polakis, T. (2020) Minor Planet Bull. 47, 94-101.]
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

[ 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 | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jun-17 09:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin