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JPL Small-Body Database Browser
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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449960083784008 5.6764e-08  
a 2.543692934162963 8.7963e-09 au
q 2.174867612168991 1.4463e-07 au
i 12.22225593047355 6.0842e-06 deg
node 219.9927363764456 1.3252e-05 deg
peri 223.020630109866 2.9297e-05 deg
M 108.4164780173828 2.2606e-05 deg
tp 2458554.239706902205
(2019-Mar-11.73970690)
9.2736e-05 TDB
period 1481.820000548701
4.06
7.6864e-06
2.104e-08
d
yr
n .2429444870947187 1.2602e-09 deg/d
Q 2.912518256156934 1.0072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1865  
   data-arc span      8773 days (24.02 yr)  
   first obs. used      1996-04-20  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 04:07:17  

Additional Information
 Earth MOID = 1.20582 au 
 Jupiter MOID = 2.42206 au 
 T_jup = 3.398 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO332959  

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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1905-Aug-30 19:38 00:03 Hebe 0.0452316892701858 0.0452255447305388 0.0452378434885757 7.1729836556885 7.17298363652765 2417088.318246114 2.54782275746448 1094.26226836032 36.0415698611577 73.8368215057361 180292.817929053 T 26 CATAB v2.0f-lin.ifort 2020-May-20 04:07:34 2020-May-20 04:07

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