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120472 (1992 ET7)
Classification: Main-belt Asteroid          SPK-ID: 2120472
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1579993125220028 4.3848e-08  
a 2.40629215889284 1.095e-08 au
q 2.026099652060685 1.0867e-07 au
i 5.527703136967541 4.7859e-06 deg
node 59.16178417205782 4.9961e-05 deg
peri 83.75785839946509 5.2245e-05 deg
M 268.0583737125759 1.7157e-05 deg
tp 2459548.701502928542
(2021-Nov-30.20150293)
6.6105e-05 TDB
period 1363.392688556576
3.73
9.3061e-06
2.548e-08
d
yr
n .2640471839269815 1.8023e-09 deg/d
Q 2.786484665724994 1.268e-08 au
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      10513 days (28.78 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:36  

Additional Information
 Earth MOID = 1.04743 au 
 Jupiter MOID = 2.24315 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457178.5 (2015-Jun-05.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1567980724525384 4.3793e-08  
q 2.029613820999957 1.0842e-07 au
tp 2456819.591512398147
(2014-Jun-11.09151240)
6.0018e-05 TDB
node 59.20578456939113 4.9901e-05 deg
peri 83.53575069622238 5.2242e-05 deg
i 5.530665103720908 4.7883e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      463  
   data-arc span      10513 days (28.78 yr)  
   first obs. used      1992-03-01  
   last obs. used      2020-12-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49211  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:36  

Additional Information
 Jupiter MOID = 2.24315 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.917788834854315E-15 -4.732039658068191E-15 2.939618793183352E-13 2.385984946871506E-14 8.920407034357158E-14 -2.344027544072311E-15
q -4.732039658068191E-15 1.175422870878347E-14 -5.806409841712773E-13 -5.818042394081704E-14 -1.798105168972167E-13 6.249690186037996E-15
tp 2.939618793183352E-13 -5.806409841712773E-13 3.602144404568432E-9 1.57116426007607E-11 9.530190569417142E-10 2.135899859042532E-12
node 2.385984946871506E-14 -5.818042394081704E-14 1.57116426007607E-11 2.490074426927074E-9 -2.473264663216221E-9 -4.834515318204409E-11
peri 8.920407034357158E-14 -1.798105168972167E-13 9.530190569417142E-10 -2.473264663216221E-9 2.729233970169143E-9 4.868007623784508E-11
i -2.344027544072311E-15 6.249690186037996E-15 2.135899859042532E-12 -4.834515318204409E-11 4.868007623784508E-11 2.292797711337978E-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 16.55   n/a MPCxxxxx  

120472 (1992 ET7)          Discovered 1992-Mar-01 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1992 ET7 = 2003 AX53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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