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3147 Samantha (1976 YU3)
Classification: Main-belt Asteroid          SPK-ID: 2003147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .194173508342647 2.6452e-08  
a 2.621599046214466 9.5047e-09 au
q 2.112553961943266 6.8487e-08 au
i 3.545760725165734 5.2611e-06 deg
node 215.6399124070716 5.3037e-05 deg
peri 243.5521260366735 5.5442e-05 deg
M 76.22241871752666 1.4522e-05 deg
tp 2458672.232371649164
(2019-Jul-07.73237165)
6.2302e-05 TDB
period 1550.414539379178
4.24
8.4317e-06
2.308e-08
d
yr
n .2321959649218411 1.2628e-09 deg/d
Q 3.130644130485666 1.135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2043  
   data-arc span      15839 days (43.36 yr)  
   first obs. used      1976-12-16  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47001  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:49:36  

Additional Information
 Earth MOID = 1.13222 au 
 Jupiter MOID = 2.05457 au 
 T_jup = 3.375 
[ 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 13.7   n/a MPO416742  
diameter diameter 10.036 km 0.202 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 5.2724 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Aznar Macias, A.; Licandro, J.; Serra-Ricart, M. (2019) Minor Planet Bull. 46-4, in press.]
geometric albedo albedo 0.070   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3147 Samantha (1976 YU3)          Discovered 1976-Dec-16 by Chernykh, L. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1976 YU3 = 1979 OU12 = 1980 TG13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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