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JPL Small-Body Database Browser
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2811 Stremchovi (1980 JA)
Classification: Main-belt Asteroid          SPK-ID: 2002811
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 .03330868830124618 3.2156e-08  
a 2.868490749790763 1.3151e-08 au
q 2.772945085510974 8.9945e-08 au
i 1.030263714685156 3.7782e-06 deg
node 331.6913985383168 0.00020596 deg
peri 110.8013499132334 0.00021489 deg
M 217.4543415053261 6.2434e-05 deg
tp 2459703.135520900978
(2022-May-03.63552090)
0.00030882 TDB
period 1774.510638875777
4.86
1.2203e-05
3.341e-08
d
yr
n .202872832719715 1.3951e-09 deg/d
Q 2.964036414070551 1.3589e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2506  
   data-arc span      25441 days (69.65 yr)  
   first obs. used      1950-01-19  
   last obs. used      2019-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43785  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:31:32  

Additional Information
 Earth MOID = 1.78899 au 
 Jupiter MOID = 2.10484 au 
 T_jup = 3.298 
[ 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 11.8   n/a MPO263371  
diameter diameter 12.320 km 0.275 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.249 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Chang, C.-K.; Ip, W.-H.; Cheng, Y.-C.; Ngeow, C.-C.; et al. (2014) Astrophys. J. 788, A17.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Benishek, V. (2018) Minor Planet Bull. 45, 386-389.]
geometric albedo albedo 0.202   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2811 Stremchovi (1980 JA)          Discovered 1980-May-10 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 JA = 1950 BC = 1953 TB3 = 1955 CB = 1956 KA = 1958 VX = 1972 TH5 = 1977 RH5 = 1982 US 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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