(Note: The severity rating was calculated using some basic zodiacal rules.
For more details regarding this, click here.)
The markets generally drop noticeably in the 10 days leading into the dates given below.
If they haven't yet dropped by this date, they often drop exactly on the date or or the day after.
Consider Selling the markets short up to 10 days before these dates.
(The 19 October 1987 crash and several others have begun on a Sun-Jupiter opposition)
| Date (d/m/y) | Severity Rating | Date (d/m/y) | Severity Rating |
| 21/04/1970 | ****** | 28/11/2000 | **** | 23/05/1971 | ****** | 01/01/2002 | ******* |
| 24/06/1972 | ******* | 02/02/2003 | ***** |
| 26/07/1973 | *** | 03/03/2004 | ***** |
| 05/09/1974 | *** | 04/04/2005 | ****** | 13/10/1975 | ***** | 04/05/2006 | *** | 18/11/1976 | *** | 05/06/2007 | **** | 22/12/1977 | ***** | 09/07/2008 | ******* | 24/01/1979 | *** | 14/08/2009 | ********** (Friday) | 24/02/1980 | ***** | 18/09/2010 | *** | 26/03/1981 | *** | 28/10/2011 | ******** (Friday) | 25/04/1982 | *** | 02/12/2012 | ** |
| 27/05/1983 | **** | 08/01/2014 | *** |
| 29/06/1984 | **** | 06/02/2015 | ***** | 04/08/1985 | ** | 08/03/2016 | **** |
| 10/09/1986 | **** | 07/04/2017 | ******** |
| 18/10/1987 | ********** (Thursday) | 08/05/2018 | ** | 23/11/1988 | **** | 10/06/2019 | *** | 27/12/1989 | ***** | 14/07/2020 | *** | 28/01/1991 | *** | 19/08/2021 | ** |
| 28/02/1992 | ** | 26/09/2022 | ***** |
| 30/03/1993 | *** | 02/11/2023 | ******* |
| 30/04/1994 | *** | 07/12/2024 | **** | 01/06/1995 | *** | 09/01/2026 | *** |
| 04/07/1996 | ******* | 10/02/2027 | **** | 09/08/1997 | **** | 12/03/2028 | ** | 16/09/1998 | * | 12/04/2029 | **** | 23/10/1999 | * | 13/05/2030 | ** |
| 14/06/2031 | ***** | ||
| 19/07/2032 | **** | ||
| 24/08/2033 | ** | ||
| 01/10/2034 | *** | ||
| 07/11/2035 | ****** |