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152690 (1998 QS75)
Classification: Main-belt Asteroid          SPK-ID: 2152690
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2102966875914847 5.9847e-08  
a 3.15781633746297 2.4863e-08 au
q 2.493738021672233 2.0108e-07 au
i 17.55070833571465 4.4034e-06 deg
node 199.2260127285952 1.3094e-05 deg
peri 181.8817137885464 1.6762e-05 deg
M 335.2585845965436 9.8835e-06 deg
tp 2459341.364243774449
(2021-May-06.86424377)
5.6963e-05 TDB
period 2049.645379290513
5.61
2.4207e-05
6.628e-08
d
yr
n .1756401393321094 2.0744e-09 deg/d
Q 3.821894653253707 3.0092e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      9028 days (24.72 yr)  
   first obs. used      1996-04-19  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:13  

Additional Information
 Earth MOID = 1.49531 au 
 Jupiter MOID = 1.63839 au 
 T_jup = 3.100 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457939.5 (2017-Jul-05.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2151457963843261 6.0395e-08  
q 2.473072353430496 2.0354e-07 au
tp 2457293.695208046433
(2015-Sep-28.19520805)
4.9575e-05 TDB
node 199.5063835365064 1.3056e-05 deg
peri 181.6337986170017 1.6512e-05 deg
i 17.60921521886522 4.412e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      9028 days (24.72 yr)  
   first obs. used      1996-04-19  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55032  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:28:13  

Additional Information
 Jupiter MOID = 1.63839 au 
 T_jup = 3.100 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.647572575534238E-15 -1.225740276706496E-14 2.028386671219335E-13 -8.581652773423269E-15 1.85808965646827E-13 -8.244011030387552E-15
q -1.225740276706496E-14 4.142820887606054E-14 -6.746353356765554E-13 2.99676247431189E-14 -6.075576099085879E-13 2.894962294640999E-14
tp 2.028386671219335E-13 -6.746353356765554E-13 2.457686409218201E-9 2.184043458058249E-12 5.028157090154704E-10 9.439267803545828E-12
node -8.581652773423269E-15 2.99676247431189E-14 2.184043458058249E-12 1.704603646465522E-10 -1.61763715574827E-10 -2.594546165725914E-12
peri 1.85808965646827E-13 -6.075576099085879E-13 5.028157090154704E-10 -1.61763715574827E-10 2.726383703740509E-10 4.169190868214195E-12
i -8.244011030387552E-15 2.894962294640999E-14 9.439267803545828E-12 -2.594546165725914E-12 4.169190868214195E-12 1.946547809764734E-11

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 15.12   n/a E2021B55  

152690 (1998 QS75)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

[ show close-approach data ]
Alternate Designations
 1998 QS75 = 2004 RO306 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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