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79320 (1996 HS25)
Classification: Main-belt Asteroid          SPK-ID: 2079320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1605205909980401 3.6206e-08  
a 2.60945537194567 1.4665e-08 au
q 2.19058405345794 9.6233e-08 au
i 10.95449414692938 6.2994e-06 deg
node 211.1106216948356 2.1562e-05 deg
peri 303.7722736732482 3.089e-05 deg
M 311.6817455755203 2.3494e-05 deg
tp 2459207.148364784336
(2020-Dec-23.64836478)
0.00010133 TDB
period 1539.654364762619
4.22
1.2979e-05
3.553e-08
d
yr
n .2338187116791658 1.9711e-09 deg/d
Q 3.028326690433399 1.7019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      8682 days (23.77 yr)  
   first obs. used      1996-04-20  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:39:18  

Additional Information
 Earth MOID = 1.21984 au 
 Jupiter MOID = 2.03769 au 
 T_jup = 3.367 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457149.5 (2015-May-07.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603617446255468 3.6452e-08  
q 2.190739311859024 9.6844e-08 au
tp 2457669.501861572377
(2016-Oct-08.00186157)
9.5348e-05 TDB
node 211.1202897431913 2.1566e-05 deg
peri 304.1363207647677 3.0844e-05 deg
i 10.9528351653338 6.2984e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      583  
   data-arc span      8682 days (23.77 yr)  
   first obs. used      1996-04-20  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5807  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:39:18  

Additional Information
 Jupiter MOID = 2.03769 au 
 T_jup = 3.367 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.328758934212553E-15 -3.501911028086024E-15 8.549583828609709E-13 5.824751926976739E-16 2.195944678930047E-13 1.146636802805215E-15
q -3.501911028086024E-15 9.378744652562653E-15 -1.788509921639955E-12 -3.261328408552729E-15 -4.852991633535598E-13 -2.847786832539708E-15
tp 8.549583828609709E-13 -1.788509921639955E-12 9.091214935444281E-9 -1.977059992421839E-11 2.11198122943848E-9 4.591676341857956E-12
node 5.824751926976739E-16 -3.261328408552729E-15 -1.977059992421839E-11 4.650829489297826E-10 -4.606410301573378E-10 3.232937522081409E-11
peri 2.195944678930047E-13 -4.852991633535598E-13 2.11198122943848E-9 -4.606410301573378E-10 9.513486961873374E-10 -3.072555092456951E-11
i 1.146636802805215E-15 -2.847786832539708E-15 4.591676341857956E-12 3.232937522081409E-11 -3.072555092456951E-11 3.966948876035174E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   n/a MPO449498  
rotation period rot_per 13.513 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

79320 (1996 HS25)          Discovered 1996-Apr-20 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 1996 HS25 = 2000 EF97 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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