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

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2221877349216095 4.2094e-08  
a 2.222108751863574 1.0106e-08 au
q 1.728383441537521 9.6708e-08 au
i 6.155087869973509 5.0817e-06 deg
node 299.7983210407908 4.2775e-05 deg
peri 312.6650487279309 4.4898e-05 deg
M 335.8248268840633 1.4882e-05 deg
tp 2457681.748150488476
(2016-Oct-20.24815049)
5.0254e-05 JED
period 1209.891405351285
3.31
8.2538e-06
2.26e-08
d
yr
n .2975473653319126 2.0298e-09 deg/d
Q 2.715834062189626 1.2351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1612  
   data-arc span      21993 days (60.21 yr)  
   first obs. used      1956-01-14  
   last obs. used      2016-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .47433  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:52:09  

Additional Information
 Earth MOID = .72074 au 
 Jupiter MOID = 2.35824 au 
 T_jup = 3.609 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.9 mag n/a MPO358683  
rotation period rot_per 3.2562 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Published Reference List:
[Higgins, D. (2011) Minor Planet Bul. 38, 41-46.]

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 | Physical Parameters | Discovery Circumstances ]
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