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134122 (2004 YY31)
Classification: Main-belt Asteroid          SPK-ID: 2134122
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1724716856125222 4.3054e-08  
a 3.156392764854557 2.6434e-08 au
q 2.612004384244922 1.4208e-07 au
i 2.147487130057919 4.9606e-06 deg
node 65.89523074164249 0.00014646 deg
peri 47.52027865711359 0.00014749 deg
M 294.9706191748811 1.8058e-05 deg
tp 2459570.491804067828
(2021-Dec-21.99180407)
0.00010478 TDB
period 2048.259537064024
5.61
2.573e-05
7.044e-08
d
yr
n .1757589765777554 2.2079e-09 deg/d
Q 3.700781145464192 3.0993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      407  
   data-arc span      7611 days (20.84 yr)  
   first obs. used      2000-03-11  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53322  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:07:00  

Additional Information
 Earth MOID = 1.62902 au 
 Jupiter MOID = 1.41538 au 
 T_jup = 3.182 
[ 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 15.6   n/a MPO453825  
diameter diameter 3.730 km 0.997 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134122 (2004 YY31)          Discovered 2004-Dec-20 by Mt. Lemmon Survey at Mt. Lemmon
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 2004 YY31 = 2003 UT69 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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