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49017 (1998 QN77)
Classification: Main-belt Asteroid          SPK-ID: 2049017
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127771218062287 4.9559e-08  
a 2.419216484680184 1.0292e-08 au
q 2.110110247676233 1.2054e-07 au
i 9.898021287825481 4.8806e-06 deg
node 225.2076572933954 2.3779e-05 deg
peri 176.316478683574 3.0458e-05 deg
M 243.2167107244583 1.7686e-05 deg
tp 2459446.349956985576
(2021-Aug-19.84995699)
6.8334e-05 TDB
period 1374.391708869452
3.76
8.7705e-06
2.401e-08
d
yr
n .2619340597566097 1.6715e-09 deg/d
Q 2.728322721684135 1.1607e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      7993 days (21.88 yr)  
   first obs. used      1998-08-24  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:34:41  

Additional Information
 Earth MOID = 1.11877 au 
 Jupiter MOID = 2.66309 au 
 T_jup = 3.483 
[ 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 15.6   n/a MPO436126  

49017 (1998 QN77)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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