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46948 (1998 SU114)
Classification: Main-belt Asteroid          SPK-ID: 2046948
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08545895927502875 3.5828e-08  
a 2.660198619050139 1.3317e-08 au
q 2.432860813601245 9.2714e-08 au
i 3.600739330808119 4.4046e-06 deg
node 71.42790845919173 6.4842e-05 deg
peri 221.8950759959495 7.0757e-05 deg
M 157.7137316736884 2.9345e-05 deg
tp 2458702.217003267502
(2019-Aug-06.71700327)
0.00012736 TDB
period 1584.781972826767
4.34
1.19e-05
3.258e-08
d
yr
n .2271605849717422 1.7057e-09 deg/d
Q 2.887536424499033 1.4455e-08 au
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      9589 days (26.25 yr)  
   first obs. used      1994-11-01  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:26:50  

Additional Information
 Earth MOID = 1.4178 au 
 Jupiter MOID = 2.2409 au 
 T_jup = 3.378 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457011.5 (2014-Dec-20.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08617845163836813 3.559e-08  
q 2.430678797502625 9.212e-08 au
tp 2457121.732879777753
(2015-Apr-09.23287978)
0.0001236 TDB
node 71.44498462746041 6.4826e-05 deg
peri 222.8099690429048 7.0711e-05 deg
i 3.6019031741108 4.4058e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      9589 days (26.25 yr)  
   first obs. used      1994-11-01  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5242  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:26:50  

Additional Information
 Jupiter MOID = 2.2409 au 
 T_jup = 3.378 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.266641782297583E-15 -3.251987718868267E-15 1.172897182686228E-14 5.107949931117122E-15 -4.127444315784611E-14 -6.293536703305621E-16
q -3.251987718868267E-15 8.486131878043591E-15 3.03984860190383E-13 -1.407557910256946E-14 1.786427944371954E-13 1.628992300270075E-15
tp 1.172897182686228E-14 3.03984860190383E-13 1.527758205088277E-8 1.061872441840593E-11 3.50426586400913E-9 -3.644813732435059E-12
node 5.107949931117122E-15 -1.407557910256946E-14 1.061872441840593E-11 4.202383894760511E-9 -4.191691741465365E-9 -5.988888966809937E-11
peri -4.127444315784611E-14 1.786427944371954E-13 3.50426586400913E-9 -4.191691741465365E-9 5.000012011398712E-9 5.896311697833387E-11
i -6.293536703305621E-16 1.628992300270075E-15 -3.644813732435059E-12 -5.988888966809937E-11 5.896311697833387E-11 1.941129348170349E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.27   n/a MPCxxxxx  

46948 (1998 SU114)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SU114 = 1998 TU36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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