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49251 (1998 TR17)
Classification: Main-belt Asteroid          SPK-ID: 2049251
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1109522219271596 5.4849e-08  
a 2.623641867769671 9.8017e-09 au
q 2.332542972999503 1.426e-07 au
i 1.332086918549772 5.3668e-06 deg
node 181.9736620631847 0.00015024 deg
peri 170.3416410896093 0.00015143 deg
M 67.25124515755452 1.7094e-05 deg
tp 2458710.529989104969
(2019-Aug-15.02998911)
7.383e-05 TDB
period 1552.227080370793
4.25
8.6985e-06
2.382e-08
d
yr
n .231924828881354 1.2997e-09 deg/d
Q 2.914740762539838 1.0889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      977  
   data-arc span      9968 days (27.29 yr)  
   first obs. used      1993-07-12  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53614  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:33:34  

Additional Information
 Earth MOID = 1.32696 au 
 Jupiter MOID = 2.48929 au 
 T_jup = 3.394 
[ 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 15.5   n/a MPO266185  

49251 (1998 TR17)          Discovered 1998-Oct-15 by Korlevic, K. at Visnjan
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 TR17 = 1993 OW12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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