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192511 (1998 QR73)
Classification: Main-belt Asteroid          SPK-ID: 2192511
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1532493193487237 5.304e-08  
a 2.845790038780142 2.0192e-08 au
q 2.409674652327707 1.518e-07 au
i 9.511603197909576 5.9897e-06 deg
node 233.0214749236619 3.3115e-05 deg
peri 146.3539446523956 3.8927e-05 deg
M 202.1509936149405 2.2397e-05 deg
tp 2459969.350782793481
(2023-Jan-24.85078279)
0.00011457 TDB
period 1753.487640780305
4.80
1.8662e-05
5.109e-08
d
yr
n .2053051254126886 2.1851e-09 deg/d
Q 3.281905425232576 2.3286e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      7913 days (21.66 yr)  
   first obs. used      1998-08-19  
   last obs. used      2020-04-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53762  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:26  

Additional Information
 Earth MOID = 1.4183 au 
 Jupiter MOID = 2.20061 au 
 T_jup = 3.270 
[ 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 15.18   n/a E2021B55  

192511 (1998 QR73)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1998 QR73 = 2003 SA118 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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