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27949 Jonasz (1997 NU4)
Classification: Main-belt Asteroid          SPK-ID: 2027949
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1332061398825053 3.7996e-08  
a 2.309328346429869 7.105e-09 au
q 2.001711631680697 8.857e-08 au
i 9.920187765518431 4.093e-06 deg
node 199.1699714192941 1.7468e-05 deg
peri 207.1237698677388 2.1049e-05 deg
M 52.00241353221745 1.068e-05 deg
tp 2458815.339665653779
(2019-Nov-27.83966565)
3.8062e-05 TDB
period 1281.819743296003
3.51
5.9156e-06
1.62e-08
d
yr
n .2808507217046878 1.2961e-09 deg/d
Q 2.616945061179041 8.0514e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1122  
   data-arc span      10305 days (28.21 yr)  
   first obs. used      1991-11-10  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4869  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:13:26  

Additional Information
 Earth MOID = 1.01497 au 
 Jupiter MOID = 2.78825 au 
 T_jup = 3.554 
[ 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 15.4   n/a MPO439294  
diameter diameter 3.492 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27949 Jonasz           Discovered 1997 July 8 by the OCA-DLR Asteroid Survey at Caussols.
Michel Jonasz (b. 1947) is a French poet and singer whose art has inspired and uplifted many observers. His contemplative songs often depict the peace of the starry sky, enlightening the attraction of heavenly bodies.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080321/MPCPages.arcLast Updated: 2008-03-26

Alternate Designations
 1997 NU4 = 2000 GU34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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