Astrology Calculations

This page provides an in-depth look at Bill Porter'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 Ve Aug. 08, 1925 Aug. 07, 1945 20.0 Years
2 | 1 Su Aug. 07, 1945 Aug. 08, 1951 6.0 Years
3 | 1 Mo Aug. 08, 1951 Aug. 07, 1961 10.0 Years
4 | 1 Ma Aug. 07, 1961 Aug. 07, 1968 7.0 Years
5 | 1 Ra Aug. 07, 1968 Aug. 07, 1986 18.0 Years
6 | 1 Ju Aug. 07, 1986 Aug. 07, 2002 16.0 Years
7 | 1 Sa Aug. 07, 2002 Aug. 07, 2021 19.0 Years
8 | 1 Me Aug. 07, 2021 Aug. 07, 2038 17.0 Years
9 | 1 Ke Aug. 07, 2038 Aug. 07, 2045 7.0 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 Ke May. 17, 1927 May. 17, 1942 15.0 Years
2.0 | 1 Mo May. 17, 1942 May. 16, 1958 16.0 Years
3.0 | 1 Me May. 16, 1958 May. 16, 1975 17.0 Years
4.0 | 1 Ve May. 16, 1975 May. 16, 1993 18.0 Years
5.0 | 1 Su May. 16, 1993 May. 16, 2004 11.0 Years
6.0 | 1 Ma May. 16, 2004 May. 15, 2016 12.0 Years
7.0 | 1 Ju May. 15, 2016 May. 16, 2029 13.0 Years
8.0 | 1 Sa May. 16, 2029 May. 16, 2043 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 Ve.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Mar. 31, 1925 Mar. 31, 1946 21.0 Years
2.0 | 1 Su Mar. 31, 1946 Mar. 31, 1953 7.0 Years
3.0 | 1 Ju Mar. 31, 1953 Mar. 31, 1962 9.0 Years
4.0 | 1 Ke Mar. 31, 1962 Mar. 31, 1973 11.0 Years
5.0 | 1 Me Mar. 31, 1973 Mar. 31, 1986 13.0 Years
6.0 | 1 Ra Mar. 31, 1986 Mar. 31, 2001 15.0 Years
7.0 | 1 Ma Mar. 31, 2001 Mar. 31, 2018 17.0 Years
8.0 | 1 Sa Mar. 31, 2018 Mar. 30, 2037 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

Ashtottari Dasha

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

In this kundali, Rahu is located in H8.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Sa Feb. 22, 1929 Feb. 23, 1939 10.0 Years
2 | 1 Ju Feb. 23, 1939 Feb. 22, 1958 19.0 Years
3 | 1 Ra Feb. 22, 1958 Feb. 22, 1970 12.0 Years
4 | 1 Ve Feb. 22, 1970 Feb. 22, 1991 21.0 Years
5 | 1 Su Feb. 22, 1991 Feb. 22, 1997 6.0 Years
6 | 1 Mo Feb. 22, 1997 Feb. 22, 2012 15.0 Years
7 | 1 Ma Feb. 22, 2012 Feb. 22, 2020 8.0 Years
8 | 1 Me Feb. 22, 2020 Feb. 21, 2037 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

Panchottari Dasha

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

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

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma May. 17, 1927 May. 17, 1942 15.0 Years
2.0 | 1 Ve May. 17, 1942 May. 16, 1958 16.0 Years
3.0 | 1 Mo May. 16, 1958 May. 16, 1975 17.0 Years
4.0 | 1 Ju May. 16, 1975 May. 16, 1993 18.0 Years
5.0 | 1 Su May. 16, 1993 May. 16, 2005 12.0 Years
6.0 | 1 Me May. 16, 2005 May. 16, 2018 13.0 Years
7.0 | 1 Sa May. 16, 2018 May. 15, 2032 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

Shatabdika Dasha

Birth ascendant should be vargottam.

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

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Sa Jan. 21, 1922 Jan. 21, 1952 30.0 Years
2.0 | 1 Su Jan. 21, 1952 Jan. 21, 1957 5.0 Years
3.0 | 1 Mo Jan. 21, 1957 Jan. 21, 1962 5.0 Years
4.0 | 1 Ve Jan. 21, 1962 Jan. 21, 1972 10.0 Years
5.0 | 1 Me Jan. 21, 1972 Jan. 21, 1982 10.0 Years
6.0 | 1 Ju Jan. 21, 1982 Jan. 21, 2002 20.0 Years
7.0 | 1 Ma Jan. 21, 2002 Jan. 20, 2022 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 (Ma) is located in H10.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ve Jun. 08, 1928 Jun. 08, 1940 12.0 Years
2.0 | 1 Sa Jun. 08, 1940 Jun. 08, 1952 12.0 Years
3.0 | 1 Su Jun. 08, 1952 Jun. 08, 1964 12.0 Years
4.0 | 1 Mo Jun. 08, 1964 Jun. 08, 1976 12.0 Years
5.0 | 1 Ma Jun. 08, 1976 Jun. 08, 1988 12.0 Years
6.0 | 1 Me Jun. 08, 1988 Jun. 08, 2000 12.0 Years
7.0 | 1 Ju Jun. 08, 2000 Jun. 08, 2012 12.0 Years
8.0 | 2 Ve Jun. 08, 2012 Jun. 07, 2024 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 (Sa) is located in H1, H7 lord (Sa) is located in H1.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Jul. 02, 1929 Jul. 02, 1938 9.0 Years
2.0 | 1 Ma Jul. 02, 1938 Jul. 02, 1947 9.0 Years
3.0 | 1 Me Jul. 02, 1947 Jul. 01, 1956 9.0 Years
4.0 | 1 Ju Jul. 01, 1956 Jul. 01, 1965 9.0 Years
5.0 | 1 Ve Jul. 01, 1965 Jul. 01, 1974 9.0 Years
6.0 | 1 Sa Jul. 01, 1974 Jul. 02, 1983 9.0 Years
7.0 | 1 Ra Jul. 02, 1983 Jul. 01, 1992 9.0 Years
8.0 | 1 Su Jul. 01, 1992 Jul. 01, 2001 9.0 Years
9.0 | 2 Mo Jul. 01, 2001 Jul. 01, 2010 9.0 Years
10.0 | 2 Ma Jul. 01, 2010 Jul. 01, 2019 9.0 Years
11.0 | 2 Me Jul. 01, 2019 Jun. 30, 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

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 Ve Aug. 17, 1931 Aug. 17, 1937 6.0 Years
2 | 1 Sa Aug. 17, 1937 Aug. 17, 1943 6.0 Years
3 | 1 Ra Aug. 17, 1943 Aug. 17, 1949 6.0 Years
4 | 1 Ju Aug. 17, 1949 Aug. 17, 1959 10.0 Years
5 | 1 Su Aug. 17, 1959 Aug. 16, 1969 10.0 Years
6 | 1 Ma Aug. 16, 1969 Aug. 17, 1979 10.0 Years
7 | 1 Mo Aug. 17, 1979 Aug. 16, 1985 6.0 Years
8 | 1 Me Aug. 16, 1985 Aug. 17, 1991 6.0 Years
9 | 2 Ve Aug. 17, 1991 Aug. 16, 1997 6.0 Years
10 | 2 Sa Aug. 16, 1997 Aug. 17, 2003 6.0 Years
11 | 2 Ra Aug. 17, 2003 Aug. 16, 2009 6.0 Years
12 | 2 Ju Aug. 16, 2009 Aug. 17, 2019 10.0 Years
13 | 2 Su Aug. 17, 2019 Aug. 16, 2029 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 Night Birth.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su Dec. 25, 1931 Dec. 24, 1933 2.0 Years
2.0 | 1 Ju Dec. 24, 1933 Dec. 24, 1936 3.0 Years
3.0 | 1 Ma Dec. 24, 1936 Dec. 24, 1940 4.0 Years
4.0 | 1 Me Dec. 24, 1940 Dec. 24, 1945 5.0 Years
5.0 | 1 Sa Dec. 24, 1945 Dec. 25, 1951 6.0 Years
6.0 | 1 Ve Dec. 25, 1951 Dec. 24, 1958 7.0 Years
7.0 | 1 Ra Dec. 24, 1958 Dec. 24, 1966 8.0 Years
8.0 | 1 Mo Dec. 24, 1966 Dec. 24, 1967 1.0 Years
9.0 | 2 Su Dec. 24, 1967 Dec. 24, 1969 2.0 Years
10.0 | 2 Ju Dec. 24, 1969 Dec. 24, 1972 3.0 Years
11.0 | 2 Ma Dec. 24, 1972 Dec. 24, 1976 4.0 Years
12.0 | 2 Me Dec. 24, 1976 Dec. 24, 1981 5.0 Years
13.0 | 2 Sa Dec. 24, 1981 Dec. 24, 1987 6.0 Years
14.0 | 2 Ve Dec. 24, 1987 Dec. 24, 1994 7.0 Years
15.0 | 2 Ra Dec. 24, 1994 Dec. 24, 2002 8.0 Years
16.0 | 2 Mo Dec. 24, 2002 Dec. 24, 2003 1.0 Years
17.0 | 3 Su Dec. 24, 2003 Dec. 24, 2005 2.0 Years
18.0 | 3 Ju Dec. 24, 2005 Dec. 23, 2008 3.0 Years
19.0 | 3 Ma Dec. 23, 2008 Dec. 23, 2012 4.0 Years
20.0 | 3 Me Dec. 23, 2012 Dec. 24, 2017 5.0 Years
21.0 | 3 Sa Dec. 24, 2017 Dec. 24, 2023 6.0 Years
22.0 | 3 Ve Dec. 24, 2023 Dec. 24, 2030 7.0 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