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268190 (2004 YT22)
Classification: Outer Main-belt Asteroid          SPK-ID: 2268190
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1228449472380927 4.914e-08  
a 3.211463802010201 3.8477e-08 au
q 2.816951700695213 1.707e-07 au
i 7.415233609589863 5.382e-06 deg
node 121.5101405157351 4.3888e-05 deg
peri 358.2578338532316 5.1051e-05 deg
M 277.4450876448355 2.9451e-05 deg
tp 2459682.551450075927
(2022-Apr-13.05145008)
0.00017752 TDB
period 2102.098071169202
5.76
3.7778e-05
1.034e-07
d
yr
n .1712574712557371 3.0778e-09 deg/d
Q 3.605975903325188 4.3204e-08 au
  Orbit Determination Parameters
   # obs. used (total)      234  
   data-arc span      7520 days (20.59 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-12-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58639  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 03:22:49  

Additional Information
 Earth MOID = 1.83288 au 
 Jupiter MOID = 1.47503 au 
 T_jup = 3.167 
[ 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 15.84   n/a MPCxxxxx  
diameter diameter 3.726 km 0.885 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268190 (2004 YT22)          Discovered 2004-Dec-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

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