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1094 Siberia (1926 CB)
Classification: Main-belt Asteroid          SPK-ID: 2001094
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 .1329335210683084 2.1958e-08  
a 2.544837436757477 7.0645e-09 au
q 2.206543235742857 5.5117e-08 au
i 14.02765477269734 3.6837e-07 deg
node 149.1245718007734 1.6436e-06 deg
peri 310.0940718287395 1.0498e-05 deg
M 152.6808076254444 8.6794e-06 deg
tp 2458571.616149817221
(2019-Mar-29.11614982)
3.5391e-05 TDB
period 1482.820202400285
4.06
6.1745e-06
1.69e-08
d
yr
n .2427806145460235 1.0109e-09 deg/d
Q 2.883131637772097 8.0036e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3080  
   data-arc span      31333 days (85.79 yr)  
   first obs. used      1935-06-06  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38896  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 19:10:15  

Additional Information
 Earth MOID = 1.24829 au 
 Jupiter MOID = 2.27241 au 
 T_jup = 3.390 
[ 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 11.72   n/a MPCxxxxx  
diameter diameter 17.869 km 0.180 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 21.15 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:
[Bembrick, C.; Crawford, G.; Oey, J.; Allen, B. (2007) Minor Planet Bull. 34, 67-68.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.127   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
SMASSII spectral type spec_B Xk   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

1094 Siberia (1926 CB)          Discovered 1926-Feb-12 by Belyavskij, S. at Simeis
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1926 CB = A918 EJ 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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