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37617 (1993 NN1)
Classification: Main-belt Asteroid          SPK-ID: 2037617
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .260609629484675 5.1538e-08  
a 2.279635785426066 1.1438e-08 au
q 1.685540748026173 1.1316e-07 au
i 4.337465341512794 4.2381e-06 deg
node 288.7318735652707 6.1474e-05 deg
peri 47.35360629281775 6.2464e-05 deg
M 264.7637961564324 1.6503e-05 deg
tp 2459333.080054997896
(2021-Apr-28.58005500)
5.97e-05 TDB
period 1257.177574989295
3.44
9.462e-06
2.591e-08
d
yr
n .2863557282296141 2.1552e-09 deg/d
Q 2.87373082282596 1.4419e-08 au
  Orbit Determination Parameters
   # obs. used (total)      679  
   data-arc span      10195 days (27.91 yr)  
   first obs. used      1992-03-02  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55094  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:35:15  

Additional Information
 Earth MOID = .6795 au 
 Jupiter MOID = 2.52372 au 
 T_jup = 3.557 
[ show covariance matrix ]

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 15.8   n/a MPO412449  
diameter diameter 3.873 km 0.102 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.095   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37617 (1993 NN1)          Discovered 1993-Jul-12 by Elst, E. W. at La Silla
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1993 NN1 = 2000 NP20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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