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3336 Grygar (1971 UX)
Classification: Main-belt Asteroid          SPK-ID: 2003336
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186659579415845 4.1893e-08  
a 2.324088391140139 6.2437e-09 au
q 1.890275029524673 9.7219e-08 au
i .8580824648832204 3.6864e-06 deg
node 242.6544105600171 0.00026889 deg
peri 123.6661230604449 0.00026903 deg
M 26.63813681031368 9.8755e-06 deg
tp 2459300.741191582723
(2021-Mar-27.24119158)
3.5361e-05 TDB
period 1294.12846235073
3.54
5.215e-06
1.428e-08
d
yr
n .2781794933604003 1.121e-09 deg/d
Q 2.757901752755605 7.4091e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2218  
   data-arc span      18177 days (49.77 yr)  
   first obs. used      1971-10-26  
   last obs. used      2021-08-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46204  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 09:33:42  

Additional Information
 Earth MOID = .888099 au 
 Jupiter MOID = 2.70677 au 
 T_jup = 3.552 
[ 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 14.4   n/a MPO365286  
diameter diameter 3.556 km 0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.252   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3336 Grygar (1971 UX)          Discovered 1971-Oct-26 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1971 UX = 1978 SR7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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