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192438 (1997 UN27)
Classification: Main-belt Asteroid          SPK-ID: 2192438
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2172602328622001 4.5433e-08  
a 2.367429073720412 1.2397e-08 au
q 1.853080881879172 1.0638e-07 au
i 2.353169017303603 4.7996e-06 deg
node 303.8175651119875 0.00011044 deg
peri 53.98840751626334 0.00011128 deg
M 149.2725939675237 1.1339e-05 deg
tp 2458648.814625105163
(2019-Jun-14.31462511)
4.0484e-05 TDB
period 1330.496976594049
3.64
1.045e-05
2.861e-08
d
yr
n .2705755866665456 2.1252e-09 deg/d
Q 2.881777265561651 1.509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      393  
   data-arc span      10099 days (27.65 yr)  
   first obs. used      1993-07-13  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48098  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:06  

Additional Information
 Earth MOID = .848607 au 
 Jupiter MOID = 2.57421 au 
 T_jup = 3.514 
[ 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 16.94   n/a MPCxxxxx  

192438 (1997 UN27)          Discovered 1997-Oct-26 by Cima Ekar at Cima Ekar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1997 UN27 = 2004 OR5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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