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  1. <text id=93AC0389>
  2. <title>
  3. Comets
  4. </title>
  5. <history>
  6. Compact ALMANAC--United States Statistics         
  7. Space                                                
  8. </history>
  9. <article>
  10. <source>Time Almanac</source>
  11. <hdr>
  12. Comets: Predicted Perihelion Passages of Comets, 1996 
  13. </hdr>
  14. <body>
  15. <table>
  16. <tblhdr><cell>Periodic comet<cell>Perihelion date<cell>Revolution period years<cell>Perihelion distance(au*)
  17. <row><cell type=a>Pons-Winnecke<cell type=a>Jan. 2<cell type=n>1.26<cell type=n>6.4
  18. <row><cell>Churyumov-Gerasimenko<cell>Jan. 17<cell>1.30<cell>6.6
  19. <row><cell>duToit-Neujmin-Delporte<cell>Mar. 5<cell>1.72<cell>6.4
  20. <row><cell>Mueller 1<cell>Apr. 25<cell>2.74<cell>8.4
  21. <row><cell>West-Hartley<cell>May 12<cell>2.13<cell>7.6
  22. <row><cell>Denning-Fujikawa<cell>Jun. 2<cell>0.79<cell>9.0
  23. <row><cell>Comas Sola<cell>Jun. 10<cell>1.85<cell>8.8
  24. <row><cell>Parker-Hartley<cell>Jun. 25<cell>3.05<cell>8.9 
  25. <row><cell>Kopff<cell>Jul. 2<cell>1.58<cell>6.4
  26. <row><cell>Spacewatch<cell>Jul. 16<cell>1.54<cell>5.6
  27. <row><cell>Gunn<cell>Jul. 24<cell>2.46<cell>6.8
  28. <row><cell>Shoemaker-Holt 2<cell>Aug. 20<cell>2.66<cell>8.1
  29. <row><cell>Wild 4<cell>Aug. 31<cell>1.99<cell>6.2
  30. <row><cell>Machholz<cell>Oct. 15<cell>0.12<cell>5.2
  31. <row><cell>IRAS<cell>Oct. 31<cell>1.70<cell>13.3
  32. <row><cell>Helin-Roman-Crockett<cell>Nov. 1<cell>3.49<cell>8.2
  33. <row><cell>Tritton<cell>Nov. 5<cell>1.44<cell>6.3
  34. <row><cell>Mrkos<cell>Nov.8<cell>1.41<cell>5.6
  35. </table>
  36. <p>* [1 au = approximately 93 million miles, or the distance between the Earth and the sun.]
  37. </p>
  38. <p>Source:The Nautical Almanac Office, U.S. Naval Observatory.
  39. </p>
  40. </body>
  41. </article>
  42. </text>
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