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3934 Tove (1987 DF1)
Classification: Main-belt Asteroid          SPK-ID: 2003934
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 43 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1407928942513537 1.3485e-08  
a 2.594788308643892 9.7735e-09 au
q 2.229460552700343 4.0261e-08 au
i 13.14323336515623 3.0306e-07 deg
node 157.6056251051146 1.4384e-06 deg
peri 94.23724899134589 9.1016e-06 deg
M 318.2952700017235 1.2455e-05 deg
tp 2459377.361839887690
(2021-Jun-11.86183989)
5.3394e-05 TDB
period 1526.69163335189
4.18
8.6256e-06
2.362e-08
d
yr
n .2358040039884222 1.3323e-09 deg/d
Q 2.96011606458744 1.115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2540  
   data-arc span      14775 days (40.45 yr)  
   first obs. used      1980-10-05  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43684  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:18:55  

Additional Information
 Earth MOID = 1.26065 au 
 Jupiter MOID = 2.19973 au 
 T_jup = 3.367 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.83   n/a E2021B10  
rotation period rot_per 9.49408 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]

3934 Tove (1987 DF1)          Discovered 1987-Feb-23 by Jensen, P. at Brorfelde
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 DF1 = 1980 TY1 = 1983 FF = 1983 HY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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