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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278527815338661 4.2451e-08  
a 2.568296270979286 1.5029e-08 au
q 1.9831028218336 1.1434e-07 au
i 3.51097274015096 5.2447e-06 deg
node 324.2673364272904 6.8312e-05 deg
peri 95.50158906653392 7.0982e-05 deg
M 227.4871449789898 2.2828e-05 deg
tp 2459753.877655389067
(2022-Jun-23.37765539)
9.9546e-05 TDB
period 1503.370793033461
4.12
1.3196e-05
3.613e-08
d
yr
n .2394618823700851 2.1019e-09 deg/d
Q 3.153489720124973 1.8454e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56221  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:33:15  

Additional Information
 Earth MOID = .998689 au 
 Jupiter MOID = 2.20947 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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