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78193 (2002 NM42)
Classification: Main-belt Asteroid          SPK-ID: 2078193
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1278132375577963 5.7118e-08  
a 2.574477705892143 1.7615e-08 au
q 2.2454253752817 1.4838e-07 au
i 12.82614457957201 8.8071e-06 deg
node 324.8810831363374 2.8232e-05 deg
peri 148.7954642483593 4.9199e-05 deg
M 320.3049373163665 3.9081e-05 deg
tp 2459166.866592368870
(2020-Nov-13.36659237)
0.00016414 TDB
period 1508.801578930039
4.13
1.5485e-05
4.24e-08
d
yr
n .2385999623988283 2.4488e-09 deg/d
Q 2.903530036502586 1.9866e-08 au
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      7686 days (21.04 yr)  
   first obs. used      1999-11-01  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:12  

Additional Information
 Earth MOID = 1.27043 au 
 Jupiter MOID = 2.18444 au 
 T_jup = 3.382 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457403.5 (2016-Jan-16.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1263713397057377 5.7596e-08  
q 2.249424699344421 1.4945e-07 au
tp 2457658.436135705006
(2016-Sep-26.93613571)
0.00016417 TDB
node 324.9816841110044 2.82e-05 deg
peri 148.8322860381447 4.9638e-05 deg
i 12.82897827816834 8.8145e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      681  
   data-arc span      7686 days (21.04 yr)  
   first obs. used      1999-11-01  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:12  

Additional Information
 Jupiter MOID = 2.18444 au 
 T_jup = 3.382 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.317320146020594E-15 -8.561622740333739E-15 6.422570592929239E-12 2.237534678079402E-14 1.633232181626459E-12 1.668298491340245E-14
q -8.561622740333739E-15 2.233469642819983E-14 -1.624094809991853E-11 -5.734316211504784E-14 -4.143392352564926E-12 -4.104838884824166E-14
tp 6.422570592929239E-12 -1.624094809991853E-11 2.695037044506331E-8 5.706848678033497E-11 6.753628918773108E-9 5.877364538425823E-11
node 2.237534678079402E-14 -5.734316211504784E-14 5.706848678033497E-11 7.95257238616387E-10 -7.599287009283762E-10 1.554984821768618E-10
peri 1.633232181626459E-12 -4.143392352564926E-12 6.753628918773108E-9 -7.599287009283762E-10 2.463890817856101E-9 -1.368628229102898E-10
i 1.668298491340245E-14 -4.104838884824166E-14 5.877364538425823E-11 1.554984821768618E-10 -1.368628229102898E-10 7.769599213076514E-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 MPO400730  

78193 (2002 NM42)          Discovered 2002-Jul-14 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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