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192578 (1998 XU61)
Classification: Main-belt Asteroid          SPK-ID: 2192578
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1893946282953468 4.335e-08  
a 2.2661985314916 1.1433e-08 au
q 1.836992702976287 9.6976e-08 au
i 5.413856691838876 4.9392e-06 deg
node 80.77098715057789 7.1819e-05 deg
peri 4.208901553301 7.4341e-05 deg
M 208.5432241741362 2.0354e-05 deg
tp 2459920.741701140319
(2022-Dec-07.24170114)
7.2676e-05 TDB
period 1246.078370422347
3.41
9.4297e-06
2.582e-08
d
yr
n .2889063870661532 2.1863e-09 deg/d
Q 2.695404360006912 1.3598e-08 au
  Orbit Determination Parameters
   # obs. used (total)      275  
   data-arc span      7850 days (21.49 yr)  
   first obs. used      1998-11-23  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61776  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:43  

Additional Information
 Earth MOID = .853176 au 
 Jupiter MOID = 2.52684 au 
 T_jup = 3.586 
[ 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 17.27   n/a E2021B55  

192578 (1998 XU61)          Discovered 1998-Dec-15 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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