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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1107854932985541 5.5855e-08  
a 2.623082782814329 1.0137e-08 au
q 2.3324832627573 1.4546e-07 au
i 1.332197676190541 5.7519e-06 deg
node 181.9772151561257 0.00015395 deg
peri 170.2298583852032 0.0001552 deg
M 334.5620585540032 1.7828e-05 deg
tp 2458710.146780617513
(2019-Aug-14.64678062)
7.6783e-05 TDB
period 1551.730949066895
4.25
8.9947e-06
2.463e-08
d
yr
n .2319989816639794 1.3448e-09 deg/d
Q 2.913682302871359 1.126e-08 au
  Orbit Determination Parameters
   # obs. used (total)      919  
   data-arc span      9637 days (26.38 yr)  
   first obs. used      1993-07-12  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54807  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:18:13  

Additional Information
 Earth MOID = 1.32596 au 
 Jupiter MOID = 2.48684 au 
 T_jup = 3.395 
[ 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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