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447746 (2007 HG17)
Classification: Main-belt Asteroid          SPK-ID: 2447746
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07086200329032641 8.135e-08  
a 3.113785587732199 7.764e-08 au
q 2.893136503168949 2.8618e-07 au
i 17.60821982284156 8.1068e-06 deg
node 58.43747406465172 2.8193e-05 deg
peri 173.1223855362684 7.9109e-05 deg
M 117.6865509819289 8.0231e-05 deg
tp 2458344.421482418840
(2018-Aug-13.92148242)
0.00044107 TDB
period 2006.926571970699
5.49
7.5062e-05
2.055e-07
d
yr
n .1793787600542348 6.709e-09 deg/d
Q 3.334434672295449 8.3141e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4917 days (13.46 yr)  
   first obs. used      2004-11-03  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60551  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 07:05:07  

Additional Information
 Earth MOID = 1.88241 au 
 Jupiter MOID = 1.67019 au 
 T_jup = 3.142 
[ 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 15.6   n/a MPO440858  

447746 (2007 HG17)          Discovered 2007-Apr-16 by CSS at Catalina
Reference: Last Updated: 2015-10-28

[ 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
1905-Oct-22 12:40 00:12 Jupiter 1.72652924575196 1.72652569966499 1.72653279246989 4.88510739531554 4.78362718160732 2417141.028059664 11.4947053787227 1694.87784516724 25.1257820889025 -84.1270916127679 2049843.38913306 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
1916-Jan-29 07:03 00:13 Jupiter 1.94539747215441 1.94539033749055 1.94540460977759 3.86136983493947 3.74691615134454 2420891.793531849 12.5524411689607 3934.19877778356 68.5396362032684 -84.2668262096136 1672087.99360724 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
1977-Sep-28 05:26 00:04 Jupiter 1.94163303890982 1.94162987469195 1.94163620319812 4.75619675039651 4.66357404505657 2443414.726595126 4.26990961510913 622.364657372798 28.9741913110376 -75.3134370458457 2100929.11264796 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
1988-Jan-30 03:34 00:03 Jupiter 1.72780623697997 1.72780489175389 1.72780758220605 4.65028436470183 4.54364221723206 2447190.648749477 2.98259433193437 324.734334782803 67.8159184445956 -89.7524021866071 2021627.83896801 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
2059-Dec-30 13:58 00:05 Jupiter 1.71506293267534 1.71506131515885 1.71506455031047 4.86684241445906 4.7642848333588 2473458.082047647 4.66224004101606 774.104731601686 25.2432234249448 -84.4160054823904 2025447.63745947 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
2070-Apr-11 21:24 00:07 Jupiter 1.9440162933755 1.9440120790379 1.94402050861493 3.99985078087779 3.88939471275025 2477213.391406071 6.9920695205444 2258.43261290835 69.8779552308033 -84.4105379319714 1771394.53447793 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
2131-Dec-07 19:35 00:13 Jupiter 1.93483411902105 1.93482500463286 1.93484323409574 4.67106642758551 4.57638624292209 2499732.315871574 12.9403899204376 1896.74358058728 29.4856550178861 -75.8725327355299 2005951.25497417 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22
2142-Apr-10 10:43 00:14 Jupiter 1.72282163052991 1.72281718520868 1.7228260759621 4.70340509690337 4.59768666669005 2503508.946787416 13.729369653775 826.201566561862 112.368619672582 75.6271658924996 1979147.91348945 T 14 CATAB v2.0e-lin.ifort 2018-May-07 07:05:09 2018-Dec-18 03:22

Alternate Designations
 2007 HG17 = 2004 VY30 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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