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724 Hapag (1911 NC)
Classification: Main-belt Asteroid          SPK-ID: 2000724
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2492217547021901 7.0697e-08  
a 2.455717286008121 8.4617e-09 AU
q 1.843699114936677 1.7315e-07 AU
i 11.70543502741902 7.5754e-06 deg
node 204.2797379245627 2.67e-05 deg
peri 205.4231900122522 2.9242e-05 deg
M 280.1657906799235 1.2638e-05 deg
tp 2457312.211270584461
(2015-Oct-16.71127058)
4.9527e-05 JED
period 1405.61368824362
3.85
7.265e-06
1.989e-08
d
yr
n .2561158894588149 1.3237e-09 deg/d
Q 3.067735457079564 1.0571e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      856  
   data-arc span      37533 days (102.76 yr)  
   first obs. used      1911-10-22  
   last obs. used      2014-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57554  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:43:48  

Additional Information
 Earth MOID = .859381 AU 
 T_jup = 3.422 
[ 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 13.8 mag n/a MPO265959  
rotation period rot_per 3.1305 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Vander Haagen, G.A. (2012) Minor Planet Bul. 39, 48-50.]
[Pilcher, F. (2012) Minor Planet Bul. 39, 57-60.]

724 Hapag (1911 NC)          Discovered 1911-Oct-21 by Palisa, J. at Vienna
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1911 NC = 1988 VG2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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