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129131 (2004 YY27)
Classification: Outer Main-belt Asteroid          SPK-ID: 2129131
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1171744130738651 5.29e-08  
a 3.212252559387717 2.8882e-08 au
q 2.835858751096441 1.7654e-07 au
i 4.549132788255109 6.8419e-06 deg
node 356.8580868045962 5.1951e-05 deg
peri 124.8820963413518 5.7133e-05 deg
M 208.3191728817645 2.6817e-05 deg
tp 2459886.515133836979
(2022-Nov-03.01513384)
0.00016262 TDB
period 2102.872553118913
5.76
2.8361e-05
7.765e-08
d
yr
n .1711943976186572 2.3089e-09 deg/d
Q 3.588646367678994 3.2267e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      7565 days (20.71 yr)  
   first obs. used      2000-02-01  
   last obs. used      2020-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54182  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:51:40  

Additional Information
 Earth MOID = 1.85473 au 
 Jupiter MOID = 1.48348 au 
 T_jup = 3.176 
[ 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 15.0   n/a MPO439818  

129131 (2004 YY27)          Discovered 2004-Dec-17 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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