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JPL Small-Body Database Browser
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707 Steina (A910 YA)
Classification: Main-belt Asteroid          SPK-ID: 2000707
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .107869374301511 3.6567e-08  
a 2.180336510028512 4.2012e-09 au
q 1.945144974924996 8.0417e-08 au
i 4.273326642161896 2.8771e-06 deg
node 281.9035960588579 5.3032e-05 deg
peri 90.78827480512666 5.4711e-05 deg
M 301.1279909511829 1.3368e-05 deg
tp 2458792.804777416969
(2019-Nov-05.30477742)
4.3705e-05 TDB
period 1175.936085563227
3.22
3.3988e-06
9.305e-09
d
yr
n .3061390873361747 8.8483e-10 deg/d
Q 2.415528045132028 4.6544e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2664  
   data-arc span      39757 days (108.85 yr)  
   first obs. used      1910-12-22  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4219  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 01:56:17  

Additional Information
 Earth MOID = .950041 au 
 Jupiter MOID = 3.02447 au 
 T_jup = 3.670 
[ 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 12.1   n/a MPO435701  
diameter diameter 9.003 km 0.283 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 414. h n/a LCDB (Rev. 2019-January); 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:
[Menke, J.; Cooney, W.; Gross, J.; Terrell, D. (2008) Minor Planet Bull. 35, 155-160.]
geometric albedo albedo 0.315   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

707 Steina (A910 YA)          Discovered 1910-Dec-22 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A910 YA = 1966 DB 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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