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7718 Desnoux (1997 EP30)
Classification: Main-belt Asteroid          SPK-ID: 2007718
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1147269765332655 3.1732e-08  
a 3.038821867510894 1.5964e-08 au
q 2.690187022428198 9.9433e-08 au
i 12.63225757971134 3.9318e-06 deg
node 82.09030311293718 1.7709e-05 deg
peri 212.5949004565932 2.6016e-05 deg
M 5.968071535883279 1.8533e-05 deg
tp 2458968.423438243808
(2020-Apr-28.92343824)
9.9608e-05 TDB
period 1934.890049959822
5.30
1.5247e-05
4.174e-08
d
yr
n .1860570837125735 1.4662e-09 deg/d
Q 3.387456712593591 1.7796e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2373  
   data-arc span      25668 days (70.28 yr)  
   first obs. used      1950-04-22  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:52:57  

Additional Information
 Earth MOID = 1.68316 au 
 Jupiter MOID = 1.78611 au 
 T_jup = 3.194 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457079.5 (2015-Feb-26.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1137724725649875 3.1741e-08  
q 2.691847228255386 9.9129e-08 au
tp 2457041.520772552824
(2015-Jan-19.02077255)
0.00010225 TDB
node 82.11274840939878 1.7706e-05 deg
peri 213.7663568744962 2.6157e-05 deg
i 12.63458954575086 3.9332e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2373  
   data-arc span      25668 days (70.28 yr)  
   first obs. used      1950-04-22  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44384  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:52:57  

Additional Information
 Jupiter MOID = 1.78611 au 
 T_jup = 3.194 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.007503949357292E-15 -3.1156917431327E-15 6.965541959915299E-14 -1.035734562499515E-15 3.109863259365671E-14 -6.9251240883223E-16
q -3.1156917431327E-15 9.826600373824331E-15 -4.655416312194558E-13 4.822143370515047E-15 -1.432936164844305E-13 2.728404595551769E-15
tp 6.965541959915299E-14 -4.655416312194558E-13 1.045441014890677E-8 1.92234404997943E-11 1.988129432764833E-9 -5.678426188004207E-13
node -1.035734562499515E-15 4.822143370515047E-15 1.92234404997943E-11 3.134965898616642E-10 -3.01979569951707E-10 -9.591182973048059E-12
peri 3.109863259365671E-14 -1.432936164844305E-13 1.988129432764833E-9 -3.01979569951707E-10 6.842015278860819E-10 9.290622833454856E-12
i -6.9251240883223E-16 2.728404595551769E-15 -5.678426188004207E-13 -9.591182973048059E-12 9.290622833454856E-12 1.54698252827787E-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 12.1   n/a MPO347587  
diameter diameter 13.624 km 0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 19. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.263   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

7718 Desnoux (1997 EP30)          Discovered 1997-Mar-10 by Buil, C. at Ramonville Saint A
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1997 EP30 = 1977 LR = 1978 TE = 1979 YL5 = 1992 DG5 = 1993 LY1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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