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242643 (2005 NZ6)
Classification: Apollo [NEO, PHA]          SPK-ID: 2242643
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 99 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .865118770292575 1.5005e-08  
a 1.833498636028175 2.065e-09 au
q .2473045506943667 2.7616e-08 au
i 8.417724136990465 7.4371e-06 deg
node 38.8282901437848 1.3161e-05 deg
peri 48.93692027410575 1.3707e-05 deg
M 322.2505461248642 3.4913e-06 deg
tp 2459095.588388206175
(2020-Sep-03.08838821)
8.9242e-06 TDB
period 906.8162911032274
2.48
1.532e-06
4.194e-09
d
yr
n .3969933089336387 6.7068e-10 deg/d
Q 3.419692721361983 3.8515e-09 au
  Orbit Determination Parameters
   # obs. used (total)      622  
   # delay obs. used      6  
   # Doppler obs. used      3  
   data-arc span      5494 days (15.04 yr)  
   first obs. used      2005-07-03  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .32449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-21 07:02:18  

Additional Information
 Earth MOID = .00582631 au 
 Jupiter MOID = 1.90438 au 
 T_jup = 3.427 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456079.5 (2012-Jun-01.0) TDB
Reference: JPL 99 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8644707615563854 1.5348e-08  
q .2485657839654071 2.8003e-08 au
tp 2456372.019742963731
(2013-Mar-20.51974296)
1.139e-06 TDB
node 39.53491862088342 1.2918e-05 deg
peri 48.16284165375667 1.3512e-05 deg
i 8.496195319347171 7.4906e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      622  
   # delay obs. used      6  
   # Doppler obs. used      3  
   data-arc span      5494 days (15.04 yr)  
   first obs. used      2005-07-03  
   last obs. used      2020-07-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .32449  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jul-21 07:02:18  

Additional Information
 Jupiter MOID = 1.90438 au 
 T_jup = 3.427 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.355561821500121E-16 -4.296554846645127E-16 1.697753678786481E-14 9.060528711176478E-15 -5.809690545461574E-14 -1.740282674593655E-14
q -4.296554846645127E-16 7.841476725233911E-16 -3.096485146038127E-14 -1.651942632041309E-14 1.060386290026031E-13 3.063705649500835E-14
tp 1.697753678786481E-14 -3.096485146038127E-14 1.297267561971241E-12 -2.497080391678187E-12 -1.011848901709633E-12 -1.704040709299152E-12
node 9.060528711176478E-15 -1.651942632041309E-14 -2.497080391678187E-12 1.668717507188901E-10 -1.69603128082482E-10 2.552802816871881E-13
peri -5.809690545461574E-14 1.060386290026031E-13 -1.011848901709633E-12 -1.69603128082482E-10 1.825665961791312E-10 2.863484078714943E-12
i -1.740282674593655E-14 3.063705649500835E-14 -1.704040709299152E-12 2.552802816871881E-13 2.863484078714943E-12 5.61094726253504E-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 17.4   n/a MPO264587  
diameter diameter 1.989 km 0.479 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
rotation period rot_per 10. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46-4, in press.]
geometric albedo albedo 0.041   0.040 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

242643 (2005 NZ6)          Discovered 2005-Jul-03 by NEAT at Palomar
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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