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JPL Small-Body Database Browser
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27948 (1997 NQ3)
Classification: Main-belt Asteroid          SPK-ID: 2027948
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1779522055482628 3.3537e-08  
a 2.397841158590037 7.396e-09 au
q 1.971140035864539 8.1964e-08 au
i 2.284412928624452 3.4336e-06 deg
node 160.8547546580143 9.7554e-05 deg
peri 116.684559688057 9.8203e-05 deg
M 76.88616374905894 1.0273e-05 deg
tp 2458710.849198807256
(2019-Aug-15.34919881)
3.8855e-05 TDB
period 1356.216558934042
3.71
6.2748e-06
1.718e-08
d
yr
n .265444333081254 1.2281e-09 deg/d
Q 2.824542281315536 8.7121e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1417  
   data-arc span      10541 days (28.86 yr)  
   first obs. used      1990-10-21  
   last obs. used      2019-08-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .505  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:45:19  

Additional Information
 Earth MOID = .956026 au 
 Jupiter MOID = 2.30107 au 
 T_jup = 3.505 
[ 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 15.1   n/a MPO493037  

27948 (1997 NQ3)          Discovered 1997-Jul-06 by Spacewatch at Kitt Peak
Reference: 20010902/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1997 NQ3 = 2000 EA17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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