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173603 (2001 DF76)
Classification: Main-belt Asteroid          SPK-ID: 2173603
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1287982040826824 4.4157e-08  
a 2.264923383321937 1.0601e-08 au
q 1.973205319165199 1.0275e-07 au
i 2.461158292896456 4.9677e-06 deg
node 152.6836099056964 0.00010681 deg
peri 358.3174126754364 0.00010857 deg
M 235.9127276247372 1.8731e-05 deg
tp 2459429.644388030933
(2021-Aug-03.14438803)
6.5478e-05 TDB
period 1245.026800362923
3.41
8.7406e-06
2.393e-08
d
yr
n .2891504021399865 2.03e-09 deg/d
Q 2.556641447478675 1.1966e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      7721 days (21.14 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57238  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:19:30  

Additional Information
 Earth MOID = .983992 au 
 Jupiter MOID = 2.43505 au 
 T_jup = 3.605 
[ show covariance matrix ]

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 16.8   n/a MPO436862  

173603 (2001 DF76)          Discovered 2001-Feb-20 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1966-Sep-05 13:06 < 00:01 Iris 0.0213191433208635 0.0213174766756607 0.0213208100727255 6.34105143572579 6.34105139320102 2439374.045783768 0.357569515575351 697.609492002446 82.6028287870042 89.2547667877272 38597.346860146 T 16 CATAB v2.0f-lin.ifort 2020-Nov-12 10:19:31 2020-Nov-12 10:19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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