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96603 (1998 YH12)
Classification: Outer Main-belt Asteroid          SPK-ID: 2096603
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05680487903933661 7.5436e-08  
a 3.202281795634752 3.2448e-08 au
q 3.02037656558385 2.6091e-07 au
i 19.47623522165942 3.2412e-06 deg
node 289.0776770563865 2.0296e-05 deg
peri 185.6922935118986 6.4953e-05 deg
M 252.5081879072565 6.5327e-05 deg
tp 2459625.472100118487
(2022-Feb-14.97210012)
0.00038245 TDB
period 2093.089247100372
5.73
3.1813e-05
8.71e-08
d
yr
n .1719945771537073 2.6142e-09 deg/d
Q 3.384187025685653 3.4291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      666  
   data-arc span      7981 days (21.85 yr)  
   first obs. used      1998-12-20  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45708  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:21:36  

Additional Information
 Earth MOID = 2.03739 au 
 Jupiter MOID = 1.76331 au 
 T_jup = 3.102 
[ 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 14.3   n/a MPO266339  
diameter diameter 7.312 km 0.096 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

96603 (1998 YH12)          Discovered 1998-Dec-20 by Kolar, A., Sarounova, L. at Ondrejov
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

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Alternate Designations
 1998 YH12 = 2002 OU14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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