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3133 Sendai (A907 TC)
Classification: Main-belt Asteroid          SPK-ID: 2003133
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599845661567191 9.7006e-09  
a 2.181060629158798 5.4307e-09 au
q 1.832124590641327 2.1935e-08 au
i 6.560657130640702 6.3933e-07 deg
node 37.12137790137643 5.4185e-06 deg
peri 358.5859004354934 7.4461e-06 deg
M 51.4997625358708 7.2981e-06 deg
tp 2459032.192774804684
(2020-Jul-01.69277480)
2.3798e-05 TDB
period 1176.521950525714
3.22
4.3942e-06
1.203e-08
d
yr
n .3059866412514773 1.1428e-09 deg/d
Q 2.529996667676269 6.2995e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2718  
   data-arc span      41436 days (113.45 yr)  
   first obs. used      1907-10-04  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38695  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:43:47  

Additional Information
 Earth MOID = .837909 au 
 Jupiter MOID = 2.89141 au 
 T_jup = 3.656 
[ 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 12.99   n/a E2021B10  
diameter diameter 7.249 km 0.295 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.776 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Megna, R. (2011) http://www.macastronomy.com/MacAstronomy.com/Asteroids.html]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Erasmus, N.; Navarro-Meza, S.; McNeill, A.; Trilling, D.E.; et al. (2020) Ap. J. Suppl. Ser. 247, A13.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.298   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3133 Sendai (A907 TC)          Discovered 1907-Oct-04 by Kopff, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 A907 TC = 1968 TO = 1973 DN = 1981 UX = 1984 QG1 = A907 XA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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