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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1080874816114973 1.8673e-08  
a 2.180566142108177 3.7611e-09 au
q 1.944874239320405 4.1473e-08 au
i 4.273233497731622 1.0103e-06 deg
node 281.902698563788 5.2706e-06 deg
peri 90.90170018272057 9.1101e-06 deg
M 124.689284237728 6.8676e-06 deg
tp 2458793.139462761357
(2019-Nov-05.63946276)
2.2191e-05 TDB
period 1176.12186405942
3.22
3.0429e-06
8.331e-09
d
yr
n .306090730051943 7.9192e-10 deg/d
Q 2.416258044895948 4.1676e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3273  
   data-arc span      40261 days (110.23 yr)  
   first obs. used      1910-12-22  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .39655  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 11:19:19  

Additional Information
 Earth MOID = .949158 au 
 Jupiter MOID = 3.02355 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 12.16   n/a E2021B10  
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. 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:
[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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