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90156 (2002 YS29)
Classification: Main-belt Asteroid          SPK-ID: 2090156
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1655858077001867 4.0766e-08  
a 3.168719976547416 1.9138e-08 au
q 2.644024919855096 1.2682e-07 au
i 10.92177781685111 4.0343e-06 deg
node 108.6753975459405 2.3013e-05 deg
peri 110.0707314072972 2.6522e-05 deg
M 19.38967059045881 1.1337e-05 deg
tp 2459285.533433165446
(2021-Mar-12.03343317)
6.4969e-05 TDB
period 2060.270383350245
5.64
1.8665e-05
5.11e-08
d
yr
n .1747343469620706 1.583e-09 deg/d
Q 3.693415033239736 2.2306e-08 au
  Orbit Determination Parameters
   # obs. used (total)      892  
   data-arc span      10774 days (29.50 yr)  
   first obs. used      1992-01-30  
   last obs. used      2021-07-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:16:00  

Additional Information
 Earth MOID = 1.66128 au 
 Jupiter MOID = 1.45153 au 
 T_jup = 3.153 
[ 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 14.65   n/a MPO637228  
diameter diameter 7.522 km 0.183 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90156 (2002 YS29)          Discovered 2002-Dec-31 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 2002 YS29 = 2004 HF17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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