Astrology Calculations

This page provides an in-depth look at Tom Boardman'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 Shukla Paksha and Moon Hora.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ke Jan. 18, 1925 Jan. 19, 1932 7.0 Years
2 | 1 Ve Jan. 19, 1932 Jan. 19, 1952 20.0 Years
3 | 1 Su Jan. 19, 1952 Jan. 18, 1958 6.0 Years
4 | 1 Mo Jan. 18, 1958 Jan. 19, 1968 10.0 Years
5 | 1 Ma Jan. 19, 1968 Jan. 18, 1975 7.0 Years
6 | 1 Ra Jan. 18, 1975 Jan. 18, 1993 18.0 Years
7 | 1 Ju Jan. 18, 1993 Jan. 18, 2009 16.0 Years
8 | 1 Sa Jan. 18, 2009 Jan. 18, 2028 19.0 Years
9 | 1 Me Jan. 18, 2028 Jan. 17, 2045 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 Shukla Paksha and Moon Hora.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Sa Feb. 18, 1919 Feb. 17, 1933 14.0 Years
2.0 | 1 Ke Feb. 17, 1933 Feb. 18, 1948 15.0 Years
3.0 | 1 Mo Feb. 18, 1948 Feb. 18, 1964 16.0 Years
4.0 | 1 Me Feb. 18, 1964 Feb. 17, 1981 17.0 Years
5.0 | 1 Ve Feb. 17, 1981 Feb. 17, 1999 18.0 Years
6.0 | 1 Su Feb. 17, 1999 Feb. 17, 2010 11.0 Years
7.0 | 1 Ma Feb. 17, 2010 Feb. 17, 2022 12.0 Years
8.0 | 1 Ju Feb. 17, 2022 Feb. 17, 2035 13.0 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 Ju.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su Jan. 18, 1925 Jan. 19, 1932 7.0 Years
2.0 | 1 Ju Jan. 19, 1932 Jan. 18, 1941 9.0 Years
3.0 | 1 Ke Jan. 18, 1941 Jan. 19, 1952 11.0 Years
4.0 | 1 Me Jan. 19, 1952 Jan. 18, 1965 13.0 Years
5.0 | 1 Ra Jan. 18, 1965 Jan. 19, 1980 15.0 Years
6.0 | 1 Ma Jan. 19, 1980 Jan. 18, 1997 17.0 Years
7.0 | 1 Sa Jan. 18, 1997 Jan. 18, 2016 19.0 Years
8.0 | 1 Mo Jan. 18, 2016 Jan. 17, 2037 21.0 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 H4.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Me Nov. 05, 1914 Nov. 05, 1931 17.0 Years
2 | 1 Sa Nov. 05, 1931 Nov. 04, 1941 10.0 Years
3 | 1 Ju Nov. 04, 1941 Nov. 04, 1960 19.0 Years
4 | 1 Ra Nov. 04, 1960 Nov. 04, 1972 12.0 Years
5 | 1 Ve Nov. 04, 1972 Nov. 04, 1993 21.0 Years
6 | 1 Su Nov. 04, 1993 Nov. 04, 1999 6.0 Years
7 | 1 Mo Nov. 04, 1999 Nov. 04, 2014 15.0 Years
8 | 1 Ma Nov. 04, 2014 Nov. 04, 2022 8.0 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 Sa Feb. 18, 1919 Feb. 17, 1933 14.0 Years
2.0 | 1 Ma Feb. 17, 1933 Feb. 18, 1948 15.0 Years
3.0 | 1 Ve Feb. 18, 1948 Feb. 18, 1964 16.0 Years
4.0 | 1 Mo Feb. 18, 1964 Feb. 17, 1981 17.0 Years
5.0 | 1 Ju Feb. 17, 1981 Feb. 17, 1999 18.0 Years
6.0 | 1 Su Feb. 17, 1999 Feb. 17, 2011 12.0 Years
7.0 | 1 Me Feb. 17, 2011 Feb. 17, 2024 13.0 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 Ma Jan. 22, 1914 Jan. 22, 1934 20.0 Years
2.0 | 1 Sa Jan. 22, 1934 Jan. 22, 1964 30.0 Years
3.0 | 1 Su Jan. 22, 1964 Jan. 21, 1969 5.0 Years
4.0 | 1 Mo Jan. 21, 1969 Jan. 21, 1974 5.0 Years
5.0 | 1 Ve Jan. 21, 1974 Jan. 22, 1984 10.0 Years
6.0 | 1 Me Jan. 22, 1984 Jan. 21, 1994 10.0 Years
7.0 | 1 Ju Jan. 21, 1994 Jan. 21, 2014 20.0 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 Ju Oct. 27, 1920 Oct. 27, 1932 12.0 Years
2.0 | 1 Ve Oct. 27, 1932 Oct. 27, 1944 12.0 Years
3.0 | 1 Sa Oct. 27, 1944 Oct. 27, 1956 12.0 Years
4.0 | 1 Su Oct. 27, 1956 Oct. 27, 1968 12.0 Years
5.0 | 1 Mo Oct. 27, 1968 Oct. 27, 1980 12.0 Years
6.0 | 1 Ma Oct. 27, 1980 Oct. 27, 1992 12.0 Years
7.0 | 1 Me Oct. 27, 1992 Oct. 27, 2004 12.0 Years
8.0 | 2 Ju Oct. 27, 2004 Oct. 27, 2016 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 and H7 lord (Me) is located in H1.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su May. 12, 1923 May. 11, 1932 9.0 Years
2.0 | 1 Mo May. 11, 1932 May. 11, 1941 9.0 Years
3.0 | 1 Ma May. 11, 1941 May. 11, 1950 9.0 Years
4.0 | 1 Me May. 11, 1950 May. 11, 1959 9.0 Years
5.0 | 1 Ju May. 11, 1959 May. 11, 1968 9.0 Years
6.0 | 1 Ve May. 11, 1968 May. 11, 1977 9.0 Years
7.0 | 1 Sa May. 11, 1977 May. 11, 1986 9.0 Years
8.0 | 1 Ra May. 11, 1986 May. 11, 1995 9.0 Years
9.0 | 2 Su May. 11, 1995 May. 10, 2004 9.0 Years
10.0 | 2 Mo May. 10, 2004 May. 10, 2013 9.0 Years
11.0 | 2 Ma May. 10, 2013 May. 11, 2022 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 located in first house (H1).

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ve Mar. 01, 1927 Mar. 01, 1933 6.0 Years
2 | 1 Sa Mar. 01, 1933 Mar. 01, 1939 6.0 Years
3 | 1 Ra Mar. 01, 1939 Mar. 01, 1945 6.0 Years
4 | 1 Ju Mar. 01, 1945 Mar. 01, 1955 10.0 Years
5 | 1 Su Mar. 01, 1955 Feb. 28, 1965 10.0 Years
6 | 1 Ma Feb. 28, 1965 Mar. 01, 1975 10.0 Years
7 | 1 Mo Mar. 01, 1975 Feb. 28, 1981 6.0 Years
8 | 1 Me Feb. 28, 1981 Mar. 01, 1987 6.0 Years
9 | 2 Ve Mar. 01, 1987 Feb. 28, 1993 6.0 Years
10 | 2 Sa Feb. 28, 1993 Mar. 01, 1999 6.0 Years
11 | 2 Ra Mar. 01, 1999 Feb. 28, 2005 6.0 Years
12 | 2 Ju Feb. 28, 2005 Mar. 01, 2015 10.0 Years
13 | 2 Su Mar. 01, 2015 Feb. 28, 2025 10.0 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 Day Birth.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Feb. 14, 1930 Feb. 14, 1931 1.0 Years
2.0 | 1 Su Feb. 14, 1931 Feb. 14, 1933 2.0 Years
3.0 | 1 Ju Feb. 14, 1933 Feb. 15, 1936 3.0 Years
4.0 | 1 Ma Feb. 15, 1936 Feb. 14, 1940 4.0 Years
5.0 | 1 Me Feb. 14, 1940 Feb. 14, 1945 5.0 Years
6.0 | 1 Sa Feb. 14, 1945 Feb. 14, 1951 6.0 Years
7.0 | 1 Ve Feb. 14, 1951 Feb. 14, 1958 7.0 Years
8.0 | 1 Ra Feb. 14, 1958 Feb. 14, 1966 8.0 Years
9.0 | 2 Mo Feb. 14, 1966 Feb. 14, 1967 1.0 Years
10.0 | 2 Su Feb. 14, 1967 Feb. 14, 1969 2.0 Years
11.0 | 2 Ju Feb. 14, 1969 Feb. 14, 1972 3.0 Years
12.0 | 2 Ma Feb. 14, 1972 Feb. 14, 1976 4.0 Years
13.0 | 2 Me Feb. 14, 1976 Feb. 13, 1981 5.0 Years
14.0 | 2 Sa Feb. 13, 1981 Feb. 14, 1987 6.0 Years
15.0 | 2 Ve Feb. 14, 1987 Feb. 14, 1994 7.0 Years
16.0 | 2 Ra Feb. 14, 1994 Feb. 14, 2002 8.0 Years
17.0 | 3 Mo Feb. 14, 2002 Feb. 14, 2003 1.0 Years
18.0 | 3 Su Feb. 14, 2003 Feb. 13, 2005 2.0 Years
19.0 | 3 Ju Feb. 13, 2005 Feb. 14, 2008 3.0 Years
20.0 | 3 Ma Feb. 14, 2008 Feb. 14, 2012 4.0 Years
21.0 | 3 Me Feb. 14, 2012 Feb. 13, 2017 5.0 Years
22.0 | 3 Sa Feb. 13, 2017 Feb. 14, 2023 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
Astrology Calculations