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100673 (1997 XY)
Classification: Main-belt Asteroid          SPK-ID: 2100673
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2283655618011352 4.2336e-08  
a 2.567107653979911 1.489e-08 au
q 1.980868672374795 1.1385e-07 au
i 3.510730659202664 5.2441e-06 deg
node 324.2779465921148 6.8349e-05 deg
peri 95.55072768442639 7.1008e-05 deg
M 179.5106840101543 2.2435e-05 deg
tp 2458251.378347138858
(2018-May-12.87834714)
8.8164e-05 TDB
period 1502.327265461012
4.11
1.3071e-05
3.579e-08
d
yr
n .2396282143554976 2.0848e-09 deg/d
Q 3.153346635585027 1.829e-08 au
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      11154 days (30.54 yr)  
   first obs. used      1989-12-30  
   last obs. used      2020-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56213  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:04:53  

Additional Information
 Earth MOID = .99715 au 
 Jupiter MOID = 2.20875 au 
 T_jup = 3.392 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   n/a MPO267994  

100673 (1997 XY)          Discovered 1997-Dec-03 by Kobayashi, T. at Oizumi
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1997 XY = 1989 YT4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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