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Template:Minor Planet
17 Thetis (thee'-tis) is a large Main belt asteroid. It is a S-type asteroid, so it has a relatively bright surface and stony silicate and metallic iron-nickel composition.
It was discovered by R. Luther on April 17, 1852. It was his first asteroid discovery. Its name comes from Thetis, the mother of Achilles in Greek mythology.
One Thetidian stellar occultation was observed from Oregon in 1999. However, the event was not timed.
Aspects
Stationary, retrograde |
Opposition |
Minimum distance (AU) |
Maximum brightness (mag) |
Stationary, prograde |
Conjunction to Sun
|
May 13 2004 |
June 23 2004 |
1,12505 |
10.0 |
August 4 2004 |
March 12 2005
|
September 20 2005 |
November 9 2005 |
1,74593 |
11.5 |
December 31 2005 |
June 23 2006
|
December 24 2006 |
February 8 2007 |
1,61890 |
11.0 |
March 30 2007 |
October 19 2007
|
June 4 2008 |
July 17 2008 |
1,15973 |
9.9 |
August 26 2008 |
March 26 2009
|
October 1 2009 |
November 20 2009 |
1,78755 |
11.5 |
January 11 2010 |
July 5 2010
|
January 8 2011 |
February 21 2011 |
1,53906 |
10.9 |
April 11 2011 |
November 8 2011
|
June 25 2012 |
August 7 2012 |
1,22746 |
10.1 |
September 18 2012 |
April 9 2013
|
October 11 2013 |
December 1 2013 |
1,81341 |
11.6 |
January 22 2014 |
July 17 2014
|
January 24 2015 |
March 8 2015 |
1,45107 |
10.8 |
April 26 2015 |
November 30 2015
|
July 14 2016 |
August 26 2015 |
1,31557 |
10.4 |
October 9 2016 |
April 22 2017
|
October 21 2017 |
December 12 2017 |
1,82324 |
11.6 |
February 1 2018 |
July 29 2018
|
February 11 2019 |
March 24 2019 |
1,35935 |
10.6 |
May 11 2019 |
December 22 2018
|
July 30 2020 |
September 12 2020 |
1,41160 |
10.7 |
October 20 2020 |
May 5 2021
|