Astrology Calculations

This page provides an in-depth look at Tom Ryan's Nakshatra dashas, including Vimshottari, Mahadasha, Antardasha, and Pratyantardasha, revealing how these astrological cycles influence their life journey and personality according to Vedic astrology.

Index of Nakshatra Dashas

Calculation of nakshatra dashas
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Vimshottari Dasha

It is an universal dasha and applicable to all kundalis, but more suitable when birth time is in Krishna Paksha and Sun Hora

In this kundali, Birth time is in Krishna Paksha and Moon Hora.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ke Feb. 06, 1920 Feb. 06, 1927 7.0 Years
2 | 1 Ve Feb. 06, 1927 Feb. 06, 1947 20.0 Years
3 | 1 Su Feb. 06, 1947 Feb. 05, 1953 6.0 Years
4 | 1 Mo Feb. 05, 1953 Feb. 06, 1963 10.0 Years
5 | 1 Ma Feb. 06, 1963 Feb. 05, 1970 7.0 Years
6 | 1 Ra Feb. 05, 1970 Feb. 06, 1988 18.0 Years
7 | 1 Ju Feb. 06, 1988 Feb. 06, 2004 16.0 Years
8 | 1 Sa Feb. 06, 2004 Feb. 05, 2023 19.0 Years
9 | 1 Me Feb. 05, 2023 Feb. 05, 2040 17.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Shodashottari Dasha

Birth time should be in Krishna Paksha and Moon Hora or Shukla Paksha and Sun Hora

In this kundali, Birth time is in Krishna Paksha and Moon Hora.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ke Nov. 12, 1912 Nov. 13, 1927 15.0 Years
2.0 | 1 Mo Nov. 13, 1927 Nov. 12, 1943 16.0 Years
3.0 | 1 Me Nov. 12, 1943 Nov. 12, 1960 17.0 Years
4.0 | 1 Ve Nov. 12, 1960 Nov. 12, 1978 18.0 Years
5.0 | 1 Su Nov. 12, 1978 Nov. 12, 1989 11.0 Years
6.0 | 1 Ma Nov. 12, 1989 Nov. 11, 2001 12.0 Years
7.0 | 1 Ju Nov. 11, 2001 Nov. 12, 2014 13.0 Years
8.0 | 1 Sa Nov. 12, 2014 Nov. 11, 2028 14.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Dwadasottari Dasha

Birth ascendant navamsha lord should be Venus

In this kundali, Birth ascendant navamsha lord is in Me.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ke Jun. 25, 1916 Jun. 26, 1927 11.0 Years
2.0 | 1 Me Jun. 26, 1927 Jun. 25, 1940 13.0 Years
3.0 | 1 Ra Jun. 25, 1940 Jun. 26, 1955 15.0 Years
4.0 | 1 Ma Jun. 26, 1955 Jun. 25, 1972 17.0 Years
5.0 | 1 Sa Jun. 25, 1972 Jun. 25, 1991 19.0 Years
6.0 | 1 Mo Jun. 25, 1991 Jun. 24, 2012 21.0 Years
7.0 | 1 Su Jun. 24, 2012 Jun. 25, 2019 7.0 Years
8.0 | 1 Ju Jun. 25, 2019 Jun. 24, 2028 9.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Ashtottari Dasha

Rahu should be located in either angle or trine except first house.

In this kundali, Rahu is located in H7.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ra Jan. 02, 1915 Jan. 02, 1927 12.0 Years
2 | 1 Ve Jan. 02, 1927 Jan. 02, 1948 21.0 Years
3 | 1 Su Jan. 02, 1948 Jan. 02, 1954 6.0 Years
4 | 1 Mo Jan. 02, 1954 Jan. 01, 1969 15.0 Years
5 | 1 Ma Jan. 01, 1969 Jan. 01, 1977 8.0 Years
6 | 1 Me Jan. 01, 1977 Jan. 01, 1994 17.0 Years
7 | 1 Sa Jan. 01, 1994 Jan. 02, 2004 10.0 Years
8 | 1 Ju Jan. 02, 2004 Jan. 01, 2023 19.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Panchottari Dasha

Birth ascendant should be cancer and it should be same for D1 and D12 charts.

In this kundali, Birth ascendant is Sg and same for D1 and D12 charts.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ve Dec. 18, 1911 Dec. 18, 1927 16.0 Years
2.0 | 1 Mo Dec. 18, 1927 Dec. 17, 1944 17.0 Years
3.0 | 1 Ju Dec. 17, 1944 Dec. 17, 1962 18.0 Years
4.0 | 1 Su Dec. 17, 1962 Dec. 17, 1974 12.0 Years
5.0 | 1 Me Dec. 17, 1974 Dec. 17, 1987 13.0 Years
6.0 | 1 Sa Dec. 17, 1987 Dec. 16, 2001 14.0 Years
7.0 | 1 Ma Dec. 16, 2001 Dec. 16, 2016 15.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Shatabdika Dasha

Birth ascendant should be vargottam.

In this kundali, Birth ascendant (Sg) is vargottam.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Nov. 28, 1921 Nov. 28, 1926 5.0 Years
2.0 | 1 Ve Nov. 28, 1926 Nov. 28, 1936 10.0 Years
3.0 | 1 Me Nov. 28, 1936 Nov. 28, 1946 10.0 Years
4.0 | 1 Ju Nov. 28, 1946 Nov. 28, 1966 20.0 Years
5.0 | 1 Ma Nov. 28, 1966 Nov. 28, 1986 20.0 Years
6.0 | 1 Sa Nov. 28, 1986 Nov. 27, 2016 30.0 Years
7.0 | 1 Su Nov. 27, 2016 Nov. 27, 2021 5.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Chaturshiti Sama Dasha

H10 lord should be in H10.

In this kundali, H10 lord (Me) is located in H10.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Sa Jul. 31, 1915 Jul. 31, 1927 12.0 Years
2.0 | 1 Su Jul. 31, 1927 Jul. 31, 1939 12.0 Years
3.0 | 1 Mo Jul. 31, 1939 Jul. 31, 1951 12.0 Years
4.0 | 1 Ma Jul. 31, 1951 Jul. 30, 1963 12.0 Years
5.0 | 1 Me Jul. 30, 1963 Jul. 30, 1975 12.0 Years
6.0 | 1 Ju Jul. 30, 1975 Jul. 30, 1987 12.0 Years
7.0 | 1 Ve Jul. 30, 1987 Jul. 30, 1999 12.0 Years
8.0 | 2 Sa Jul. 30, 1999 Jul. 30, 2011 12.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Dwisaptati Sama Dasha

H1 lord should be in H7 or H7 lord should be in H1.

In this kundali, H7 lord (Me) is located in H1, H7 lord (Me) is located in H1.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Apr. 17, 1918 Apr. 17, 1927 9.0 Years
2.0 | 1 Ma Apr. 17, 1927 Apr. 16, 1936 9.0 Years
3.0 | 1 Me Apr. 16, 1936 Apr. 16, 1945 9.0 Years
4.0 | 1 Ju Apr. 16, 1945 Apr. 16, 1954 9.0 Years
5.0 | 1 Ve Apr. 16, 1954 Apr. 17, 1963 9.0 Years
6.0 | 1 Sa Apr. 17, 1963 Apr. 16, 1972 9.0 Years
7.0 | 1 Ra Apr. 16, 1972 Apr. 16, 1981 9.0 Years
8.0 | 1 Su Apr. 16, 1981 Apr. 16, 1990 9.0 Years
9.0 | 2 Mo Apr. 16, 1990 Apr. 16, 1999 9.0 Years
10.0 | 2 Ma Apr. 16, 1999 Apr. 16, 2008 9.0 Years
11.0 | 2 Me Apr. 16, 2008 Apr. 16, 2017 9.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Shashtihayani Dasha

Sun should be located in first house (H1).

In this kundali, Sun is not located in first house (H1).

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ju May. 21, 1917 May. 22, 1927 10.0 Years
2 | 1 Su May. 22, 1927 May. 21, 1937 10.0 Years
3 | 1 Ma May. 21, 1937 May. 22, 1947 10.0 Years
4 | 1 Mo May. 22, 1947 May. 21, 1953 6.0 Years
5 | 1 Me May. 21, 1953 May. 22, 1959 6.0 Years
6 | 1 Ve May. 22, 1959 May. 21, 1965 6.0 Years
7 | 1 Sa May. 21, 1965 May. 21, 1971 6.0 Years
8 | 1 Ra May. 21, 1971 May. 21, 1977 6.0 Years
9 | 2 Ju May. 21, 1977 May. 21, 1987 10.0 Years
10 | 2 Su May. 21, 1987 May. 21, 1997 10.0 Years
11 | 2 Ma May. 21, 1997 May. 21, 2007 10.0 Years
12 | 2 Mo May. 21, 2007 May. 21, 2013 6.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration

Shattrimshat Sama Dasha

Birth time should be in Moon Hora and fall under the category of Nigth Birth or in Sun Hora and fall under the category of Day Birth.

In this kundali, Birth time is in Moon Hora and fall under category of Night Birth.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ve Feb. 06, 1920 Feb. 06, 1927 7.0 Years
2.0 | 1 Ra Feb. 06, 1927 Feb. 06, 1935 8.0 Years
3.0 | 1 Mo Feb. 06, 1935 Feb. 06, 1936 1.0 Years
4.0 | 1 Su Feb. 06, 1936 Feb. 06, 1938 2.0 Years
5.0 | 1 Ju Feb. 06, 1938 Feb. 05, 1941 3.0 Years
6.0 | 1 Ma Feb. 05, 1941 Feb. 05, 1945 4.0 Years
7.0 | 1 Me Feb. 05, 1945 Feb. 06, 1950 5.0 Years
8.0 | 1 Sa Feb. 06, 1950 Feb. 06, 1956 6.0 Years
9.0 | 2 Ve Feb. 06, 1956 Feb. 06, 1963 7.0 Years
10.0 | 2 Ra Feb. 06, 1963 Feb. 06, 1971 8.0 Years
11.0 | 2 Mo Feb. 06, 1971 Feb. 06, 1972 1.0 Years
12.0 | 2 Su Feb. 06, 1972 Feb. 05, 1974 2.0 Years
13.0 | 2 Ju Feb. 05, 1974 Feb. 05, 1977 3.0 Years
14.0 | 2 Ma Feb. 05, 1977 Feb. 05, 1981 4.0 Years
15.0 | 2 Me Feb. 05, 1981 Feb. 05, 1986 5.0 Years
16.0 | 2 Sa Feb. 05, 1986 Feb. 06, 1992 6.0 Years
17.0 | 3 Ve Feb. 06, 1992 Feb. 05, 1999 7.0 Years
18.0 | 3 Ra Feb. 05, 1999 Feb. 05, 2007 8.0 Years
19.0 | 3 Mo Feb. 05, 2007 Feb. 06, 2008 1.0 Years
20.0 | 3 Su Feb. 06, 2008 Feb. 05, 2010 2.0 Years
21.0 | 3 Ju Feb. 05, 2010 Feb. 05, 2013 3.0 Years
22.0 | 3 Ma Feb. 05, 2013 Feb. 05, 2017 4.0 Years

Antar Dasha

S.No. Period Start End Duration

Pratyantar Dasha

S.No. Period Start End Duration

Sookshmantar Dasha

S.No. Period Start End Duration
Astrology Calculations