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7337 (1990 QH1)
Classification: Main-belt Asteroid          SPK-ID: 2007337
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0823067050869745 7.8182e-08  
a 2.367240933503139 1.2528e-08 au
q 2.172401132119482 1.846e-07 au
i 5.661338461025077 6.6062e-06 deg
node 344.8834916582488 4.6771e-05 deg
peri 343.3838567227432 5.7267e-05 deg
M 359.5117414924509 3.6803e-05 deg
tp 2457402.304302862908
(2016-Jan-14.80430286)
0.000136 JED
period 1330.338377322974
3.64
1.0561e-05
2.891e-08
d
yr
n .2706078439414971 2.1481e-09 deg/d
Q 2.562080734886797 1.3559e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1262  
   data-arc span      21747 days (59.54 yr)  
   first obs. used      1954-11-23  
   last obs. used      2014-06-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52197  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:09:39  

Additional Information
 Earth MOID = 1.15993 au 
 Jupiter MOID = 2.68762 au 
 T_jup = 3.536 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.5 mag n/a MPO253414  

7337 (1990 QH1)          Discovered 1990-Aug-22 by Holt, H. E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1990 QH1 = 1928 RM = 1981 AP3 = 1989 GK4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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