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180795 (2004 YT4)
Classification: Inner Main-belt Asteroid          SPK-ID: 2180795
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09752851651852718 7.1483e-08  
a 1.990096855130563 8.0279e-09 au
q 1.796005661121493 1.4065e-07 au
i 17.33223032243615 9.4181e-06 deg
node 309.4213818223748 1.5085e-05 deg
peri 132.4045727397539 4.354e-05 deg
M 275.6549081524452 3.8841e-05 deg
tp 2459440.752027673001
(2021-Aug-14.25202767)
0.00011119 TDB
period 1025.438802279136
2.81
6.2048e-06
1.699e-08
d
yr
n .351069219537885 2.1243e-09 deg/d
Q 2.184188049139633 8.8109e-09 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      6920 days (18.95 yr)  
   first obs. used      2001-12-23  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53293  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:44:08  

Additional Information
 Earth MOID = .841764 au 
 Jupiter MOID = 2.96845 au 
 T_jup = 3.790 
[ 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 17.09   n/a E2021B55  

180795 (2004 YT4)          Discovered 2004-Dec-17 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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