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5452 (1937 NN)
Classification: Main-belt Asteroid          SPK-ID: 2005452
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2226111325284869 2.6774e-08  
a 2.222226225376694 6.3859e-09 au
q 1.727533928611084 5.9625e-08 au
i 6.156556491390138 3.8276e-06 deg
node 299.7727788608984 3.0814e-05 deg
peri 312.8035099900854 3.2524e-05 deg
M 32.26839111772732 1.1734e-05 deg
tp 2458892.043486005793
(2020-Feb-12.54348601)
3.9244e-05 TDB
period 1209.987349399164
3.31
5.2156e-06
1.428e-08
d
yr
n .2975237717805587 1.2825e-09 deg/d
Q 2.716918522142305 7.8074e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2588  
   data-arc span      23578 days (64.55 yr)  
   first obs. used      1956-01-14  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43151  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:29:01  

Additional Information
 Earth MOID = .720005 au 
 Jupiter MOID = 2.36207 au 
 T_jup = 3.608 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9   n/a MPO358683  
diameter diameter 6.619 km 0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.2562 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Higgins, D. (2011) Minor Planet Bull. 38, 41-46.]
geometric albedo albedo 0.248   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5452 (1937 NN)          Discovered 1937-Jul-05 by Jackson, C. at Johannesburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1937 NN = 1956 AR = 1973 GK1 = 1983 FD = 1987 SN = 1990 MD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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