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2946 Muchachos (1941 UV)
Classification: Main-belt Asteroid          SPK-ID: 2002946
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1759425903145689 3.5429e-08  
a 2.453941884562929 7.1302e-09 au
q 2.022188992911512 8.6533e-08 au
i .578966268110841 3.4178e-06 deg
node 321.5510950610535 0.00039549 deg
peri 103.1342453004027 0.00039571 deg
M 36.03183740063589 1.1498e-05 deg
tp 2458459.966861582069
(2018-Dec-07.46686158)
4.4927e-05 TDB
period 1404.089646273831
3.84
6.1196e-06
1.675e-08
d
yr
n .2563938855010909 1.1175e-09 deg/d
Q 2.885694776214345 8.3847e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2523  
   data-arc span      28333 days (77.57 yr)  
   first obs. used      1941-10-15  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44639  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 22:34:10  

Additional Information
 Earth MOID = 1.03546 au 
 Jupiter MOID = 2.42073 au 
 T_jup = 3.472 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3   n/a MPO425832  
diameter diameter 13.063 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

2946 Muchachos (1941 UV)          Discovered 1941-Oct-15 by Oterma, L. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1941 UV = 1958 DY = 1968 UJ1 = 1972 XH2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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