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7884 (1993 HH7)
Classification: Main-belt Asteroid          SPK-ID: 2007884
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076579634282319 5.955e-08  
a 2.272452659175552 1.2956e-08 au
q 2.027805033901642 1.3675e-07 au
i 2.488604635859218 6.1013e-06 deg
node 353.3723062047007 0.00011819 deg
peri 344.8848670227754 0.00012037 deg
M 105.4507164885505 2.5899e-05 deg
tp 2457033.988397175418
(2015-Jan-11.48839718)
8.9116e-05 JED
period 1251.240213537815
3.43
1.0701e-05
2.93e-08
d
yr
n .2877145380279292 2.4606e-09 deg/d
Q 2.517100284449462 1.4351e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1175  
   data-arc span      14475 days (39.63 yr)  
   first obs. used      1976-05-02  
   last obs. used      2015-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53104  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:05:23  

Additional Information
 Earth MOID = 1.01674 au 
 Jupiter MOID = 2.78969 au 
 T_jup = 3.603 
[ 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 14.3 mag n/a MPO347589  

7884 (1993 HH7)          Discovered 1993-Apr-24 by Debehogne, H. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 HH7 = 1976 JY6 = 1994 TM 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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