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JPL Small-Body Database Browser
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74291 (1998 SU136)
Classification: Main-belt Asteroid          SPK-ID: 2074291
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2121098276382657 4.5534e-08  
a 2.596695628459657 8.4619e-09 au
q 2.045910966278041 1.1749e-07 au
i 4.601144700763731 3.791e-06 deg
node 96.5006455567995 5.7754e-05 deg
peri 279.4215952496634 5.8566e-05 deg
M 328.2071594858221 8.2371e-06 deg
tp 2458735.476085171616
(2019-Sep-08.97608517)
3.491e-05 TDB
period 1528.375252916224
4.18
7.4708e-06
2.045e-08
d
yr
n .235544248255198 1.1514e-09 deg/d
Q 3.147480290641274 1.0257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      9092 days (24.89 yr)  
   first obs. used      1995-01-07  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:09  

Additional Information
 Earth MOID = 1.05264 au 
 Jupiter MOID = 2.32344 au 
 T_jup = 3.380 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457252.5 (2015-Aug-18.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2136501118286058 4.5811e-08  
q 2.041641726809566 1.1841e-07 au
tp 2457202.491217297870
(2015-Jun-28.99121730)
3.5339e-05 TDB
node 96.67805009840021 5.7892e-05 deg
peri 278.4873612325819 5.8673e-05 deg
i 4.596657780954436 3.7828e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      805  
   data-arc span      9092 days (24.89 yr)  
   first obs. used      1995-01-07  
   last obs. used      2019-11-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50472  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:25:09  

Additional Information
 Jupiter MOID = 2.32344 au 
 T_jup = 3.380 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.098630566736338E-15 -5.416382443656744E-15 3.630907472213182E-13 -1.968748679974412E-14 5.868345413757104E-14 -4.964074429249452E-15
q -5.416382443656744E-15 1.402097462661582E-14 -9.994402522079847E-13 5.165004872799427E-14 -1.678759035236637E-13 1.294807578919953E-14
tp 3.630907472213182E-13 -9.994402522079847E-13 1.248837486075432E-9 -1.142019189797686E-11 3.617319006885287E-10 -1.708690543743512E-12
node -1.968748679974412E-14 5.165004872799427E-14 -1.142019189797686E-11 3.351485917628704E-9 -3.342961221054823E-9 -8.781816892525744E-11
peri 5.868345413757104E-14 -1.678759035236637E-13 3.617319006885287E-10 -3.342961221054823E-9 3.442488860458962E-9 8.718426517753552E-11
i -4.964074429249452E-15 1.294807578919953E-14 -1.708690543743512E-12 -8.781816892525744E-11 8.718426517753552E-11 1.430980006652333E-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 15.3   n/a MPO449468  

74291 (1998 SU136)          Discovered 1998-Sep-26 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SU136 = 1995 AA5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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