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173192 (1998 NK1)
Classification: Main-belt Asteroid          SPK-ID: 2173192
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04698550632617405 7.8966e-08  
a 2.461878954910722 1.5246e-08 au
q 2.34620632570049 1.9914e-07 au
i 4.007199088153793 5.414e-06 deg
node 300.3163156545391 6.8336e-05 deg
peri 244.3009528903443 8.7628e-05 deg
M 353.6980352398716 5.6686e-05 deg
tp 2459025.198577450089
(2020-Jun-24.69857745)
0.00022217 TDB
period 1410.907267886869
3.86
1.3106e-05
3.588e-08
d
yr
n .2551549688585671 2.3702e-09 deg/d
Q 2.577551584120955 1.5962e-08 au
  Orbit Determination Parameters
   # obs. used (total)      376  
   data-arc span      10421 days (28.53 yr)  
   first obs. used      1991-10-11  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5465  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:25:02  

Additional Information
 Earth MOID = 1.35117 au 
 Jupiter MOID = 2.3986 au 
 T_jup = 3.484 
[ 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 16.5   n/a MPO469856  

173192 (1998 NK1)          Discovered 1998-Jul-15 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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