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452605 (2005 NW78)
Classification: Main-belt Asteroid          SPK-ID: 2452605
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1816337685267788 1.1528e-07  
a 2.801972476280298 2.1527e-08 au
q 2.293039656105197 3.2738e-07 au
i 13.04450152255363 1.1261e-05 deg
node 305.3055796392119 2.732e-05 deg
peri 359.9014706994377 3.7378e-05 deg
M 63.83744226873547 2.0012e-05 deg
tp 2458696.714387466449
(2019-Aug-01.21438747)
9.4814e-05 TDB
period 1713.145399085625
4.69
1.9742e-05
5.405e-08
d
yr
n .2101397815924711 2.4217e-09 deg/d
Q 3.310905296455399 2.5437e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-06-30  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52045  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:49:50  

Additional Information
 Earth MOID = 1.27797 au 
 Jupiter MOID = 1.95359 au 
 T_jup = 3.263 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457593.5 (2016-Jul-24.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1825951611094945 1.1436e-07  
q 2.289859098875482 3.2495e-07 au
tp 2456985.465368582615
(2014-Nov-23.96536858)
9.4983e-05 TDB
node 305.3843703933965 2.7346e-05 deg
peri .1994763362759776 3.7398e-05 deg
i 13.04093171540478 1.1257e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      5209 days (14.26 yr)  
   first obs. used      2005-06-30  
   last obs. used      2019-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52045  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:49:50  

Additional Information
 Jupiter MOID = 1.95359 au 
 T_jup = 3.263 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.307777387943947E-14 -3.710808752399495E-14 -2.998294364261986E-12 -9.674359626423791E-14 -1.019663213188048E-12 -2.258157829928303E-14
q -3.710808752399495E-14 1.05591043977765E-13 8.181153112682698E-12 2.736030412099756E-13 2.843192776689343E-12 6.762496421781439E-14
tp -2.998294364261986E-12 8.181153112682698E-12 9.021862694278316E-9 2.009982629212667E-11 2.431624754336989E-9 -2.27717749130927E-11
node -9.674359626423791E-14 2.736030412099756E-13 2.009982629212667E-11 7.478200183651606E-10 -7.186623851043729E-10 -4.41461916909604E-11
peri -1.019663213188048E-12 2.843192776689343E-12 2.431624754336989E-9 -7.186623851043729E-10 1.398597487192045E-9 3.756456653463629E-11
i -2.258157829928303E-14 6.762496421781439E-14 -2.27717749130927E-11 -4.41461916909604E-11 3.756456653463629E-11 1.267280458386081E-10

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 16.7   n/a MPO437750  

452605 (2005 NW78)          Discovered 2005-Jul-12 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-01-04

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