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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079887336666138 3.6479e-08  
a 2.180469272473032 4.0704e-09 au
q 1.945003156939706 8.0261e-08 au
i 4.273462153012186 2.7696e-06 deg
node 281.9035813694325 5.287e-05 deg
peri 90.87731809962435 5.4485e-05 deg
M 63.50503493767722 1.289e-05 deg
tp 2458793.042546959231
(2019-Nov-05.54254696)
4.2094e-05 TDB
period 1176.043492739926
3.22
3.2931e-06
9.016e-09
d
yr
n .30611112788123 8.5716e-10 deg/d
Q 2.415935388006358 4.51e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2876  
   data-arc span      39857 days (109.12 yr)  
   first obs. used      1910-12-22  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4111  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:34:37  

Additional Information
 Earth MOID = .950754 au 
 Jupiter MOID = 3.02454 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-August); 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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