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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .249083008715136 5.7068e-08  
a 2.455835994981149 7.9474e-09 au
q 1.844128976440315 1.38e-07 au
i 11.70688362336063 6.0441e-06 deg
node 204.2690727359878 2.3514e-05 deg
peri 205.5000710288729 2.5943e-05 deg
M 73.78815355121054 8.811e-06 deg
tp 2457312.374557518639
(2015-Oct-16.87455752)
3.4589e-05 JED
period 1405.715610179926
3.85
6.8236e-06
1.868e-08
d
yr
n .2560973196804164 1.2431e-09 deg/d
Q 3.067543013521983 9.927e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1162  
   data-arc span      38129 days (104.39 yr)  
   first obs. used      1911-10-22  
   last obs. used      2016-03-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5222  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:26:41  

Additional Information
 Earth MOID = .858673 au 
 Jupiter MOID = 2.35451 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 13.9 mag n/a MPO347518  
rotation period rot_per 3.1305 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 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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