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15049 (1998 XA90)
Classification: Main-belt Asteroid          SPK-ID: 2015049
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445536114258092 1.9784e-08  
a 2.544479583943925 8.4047e-09 au
q 2.17666587088559 5.0066e-08 au
i 12.21963943639505 6.784e-07 deg
node 219.9794714617933 1.3707e-06 deg
peri 222.9519672697486 1.0058e-05 deg
M 204.722773556228 8.6554e-06 deg
tp 2460035.943455829164
(2023-Apr-01.44345583)
3.7021e-05 TDB
period 1482.507444076851
4.06
7.3454e-06
2.011e-08
d
yr
n .2428318329451424 1.2032e-09 deg/d
Q 2.91229329700226 9.6197e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2045  
   data-arc span      9179 days (25.13 yr)  
   first obs. used      1996-04-20  
   last obs. used      2021-06-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45033  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:42:22  

Additional Information
 Earth MOID = 1.20736 au 
 Jupiter MOID = 2.42337 au 
 T_jup = 3.397 
[ 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 13.84   n/a E2021B10  

15049 (1998 XA90)          Discovered 1998-Dec-15 by LINEAR at Socorro
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 XA90 = 1996 HE24 = 1999 BT21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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