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70158 (1999 NZ37)
Classification: Main-belt Asteroid          SPK-ID: 2070158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2537147623234396 5.1754e-08  
a 2.336791293973976 8.8562e-09 au
q 1.743912846223886 1.2255e-07 au
i 9.869952543727594 4.7912e-06 deg
node 313.133374924435 2.2791e-05 deg
peri 42.11026012683461 2.3894e-05 deg
M 327.6203326239852 6.3965e-06 deg
tp 2459317.854081348506
(2021-Apr-13.35408135)
2.3431e-05 TDB
period 1304.753035133305
3.57
7.4173e-06
2.031e-08
d
yr
n .2759142843942258 1.5685e-09 deg/d
Q 2.929669741724065 1.1103e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      10160 days (27.82 yr)  
   first obs. used      1992-09-26  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47298  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:47:49  

Additional Information
 Earth MOID = .750001 au 
 Jupiter MOID = 2.55047 au 
 T_jup = 3.504 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457184.5 (2015-Jun-11.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .252373869899213 5.1555e-08  
q 1.748020562562698 1.2183e-07 au
tp 2456708.128449605606
(2014-Feb-19.62844961)
2.3008e-05 TDB
node 313.210598832824 2.2746e-05 deg
peri 42.02974223220346 2.3896e-05 deg
i 9.877192581029304 4.7921e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1118  
   data-arc span      10160 days (27.82 yr)  
   first obs. used      1992-09-26  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47298  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:47:49  

Additional Information
 Jupiter MOID = 2.55047 au 
 T_jup = 3.504 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.657922125581952E-15 -6.271869559713507E-15 -1.411867127098557E-13 1.703043602982744E-14 -1.433898816743924E-13 -1.410193808513655E-14
q -6.271869559713507E-15 1.484180640790449E-14 2.897905618883191E-13 -3.85744519380752E-14 3.291885934288764E-13 3.395884843560291E-14
tp -1.411867127098557E-13 2.897905618883191E-13 5.293794969223437E-10 -4.135799535377095E-12 1.739047705400335E-10 -6.759496391614181E-13
node 1.703043602982744E-14 -3.85744519380752E-14 -4.135799535377095E-12 5.173971198295206E-10 -5.111566695550621E-10 4.16765042648663E-11
peri -1.433898816743924E-13 3.291885934288764E-13 1.739047705400335E-10 -5.111566695550621E-10 5.710199247842206E-10 -4.080764115105855E-11
i -1.410193808513655E-14 3.395884843560291E-14 -6.759496391614181E-13 4.16765042648663E-11 -4.080764115105855E-11 2.296399144360036E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.25   n/a E2021B10  
diameter diameter 4.907 km 0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.001 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

70158 (1999 NZ37)          Discovered 1999-Jul-14 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 NZ37 = 2001 BW71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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