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150193 (1998 QG88)
Classification: Main-belt Asteroid          SPK-ID: 2150193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2205051253575692 4.3999e-08  
a 2.280547736302482 1.0293e-08 au
q 1.777675271825182 1.0024e-07 au
i 4.732363623075037 5.2271e-06 deg
node 257.6361584092651 5.6127e-05 deg
peri 93.05642254239091 5.8087e-05 deg
M 168.173662599845 1.6916e-05 deg
tp 2458612.858227945883
(2019-May-09.35822795)
5.6387e-05 TDB
period 1257.932036854367
3.44
8.5166e-06
2.332e-08
d
yr
n .2861839824830519 1.9376e-09 deg/d
Q 2.783420200779781 1.2563e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1997-04-11  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:39:08  

Additional Information
 Earth MOID = .777934 au 
 Jupiter MOID = 2.67537 au 
 T_jup = 3.569 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457558.5 (2016-Jun-19.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2215276729325425 4.4135e-08  
q 1.774798812049246 1.0062e-07 au
tp 2457354.454597179935
(2015-Nov-27.95459718)
5.0625e-05 TDB
node 257.7106983250893 5.6216e-05 deg
peri 92.86170099688373 5.8144e-05 deg
i 4.729116639754923 5.2249e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      8769 days (24.01 yr)  
   first obs. used      1997-04-11  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:39:08  

Additional Information
 Jupiter MOID = 2.67537 au 
 T_jup = 3.569 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.947879283495063E-15 -4.426819621598185E-15 6.656395644710562E-13 -2.326343011765778E-14 1.44917381351672E-13 -3.480443666749821E-16
q -4.426819621598185E-15 1.01244716291195E-14 -1.287259438835725E-12 4.971301388023925E-14 -2.637264889166328E-13 8.801736716688689E-16
tp 6.656395644710562E-13 -1.287259438835725E-12 2.562845256804266E-9 -3.944352893034913E-11 7.677750740974426E-10 -2.351281788404958E-12
node -2.326343011765778E-14 4.971301388023925E-14 -3.944352893034913E-11 3.160261308758807E-9 -3.159503864725591E-9 -7.306888163844776E-11
peri 1.44917381351672E-13 -2.637264889166328E-13 7.677750740974426E-10 -3.159503864725591E-9 3.380684342470368E-9 7.215583469768268E-11
i -3.480443666749821E-16 8.801736716688689E-16 -2.351281788404958E-12 -7.306888163844776E-11 7.215583469768268E-11 2.729933182494758E-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 16.43   n/a E2021B55  

150193 (1998 QG88)          Discovered 1998-Aug-24 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

Alternate Designations
 1998 QG88 = 2003 AA19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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