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101238 (1998 SQ79)
Classification: Main-belt Asteroid          SPK-ID: 2101238
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1577382045154044 4.8823e-08  
a 2.599060200370167 1.4893e-08 au
q 2.18908911093633 1.2717e-07 au
i 14.46276699071483 5.8073e-06 deg
node 6.417658680505888 1.4141e-05 deg
peri 324.8827967428775 2.1757e-05 deg
M 83.09855467991649 1.5218e-05 deg
tp 2458647.224186857397
(2019-Jun-12.72418686)
6.5345e-05 TDB
period 1530.463354281108
4.19
1.3155e-05
3.602e-08
d
yr
n .2352228813535362 2.0218e-09 deg/d
Q 3.009031289804005 1.7242e-08 au
  Orbit Determination Parameters
   # obs. used (total)      735  
   data-arc span      8092 days (22.15 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49666  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:28:28  

Additional Information
 Earth MOID = 1.19565 au 
 Jupiter MOID = 2.43874 au 
 T_jup = 3.354 
[ 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 15.6   n/a MPO439693  

101238 (1998 SQ79)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ 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
1938-Jul-11 11:36 00:02 Hygie 0.0358364459287897 0.0358295489242135 0.0358433526894559 4.86980329869675 4.86980307730263 2429090.983652591 1.76535980644119 1004.04278017473 54.8725495612155 70.2171539082509 91838.2475335126 T 22 CATAB v2.0f-lin.ifort 2020-Dec-18 04:28:30 2020-Dec-18 04:28
2048-Dec-26 18:34 00:01 Juno 0.00988314619120135 0.00986715714998788 0.00989913751426695 11.4819409119526 11.4819408047426 2469437.273330417 1.04494991618175 831.854708265295 55.5252953979386 16.6170616677857 7799.91431587519 T 22 CATAB v2.0f-lin.ifort 2020-Dec-18 04:28:30 2020-Dec-18 04:28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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