Astrology Calculations

This page provides an in-depth look at Cardinal OConnor'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 Sun Hora.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Ju May. 16, 1905 May. 16, 1921 16.0 Years
2 | 1 Sa May. 16, 1921 May. 16, 1940 19.0 Years
3 | 1 Me May. 16, 1940 May. 16, 1957 17.0 Years
4 | 1 Ke May. 16, 1957 May. 16, 1964 7.0 Years
5 | 1 Ve May. 16, 1964 May. 15, 1984 20.0 Years
6 | 1 Su May. 15, 1984 May. 16, 1990 6.0 Years
7 | 1 Mo May. 16, 1990 May. 15, 2000 10.0 Years
8 | 1 Ma May. 15, 2000 May. 16, 2007 7.0 Years
9 | 1 Ra May. 16, 2007 May. 15, 2025 18.0 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 Sun Hora.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su Dec. 15, 1909 Dec. 15, 1920 11.0 Years
2.0 | 1 Ma Dec. 15, 1920 Dec. 15, 1932 12.0 Years
3.0 | 1 Ju Dec. 15, 1932 Dec. 15, 1945 13.0 Years
4.0 | 1 Sa Dec. 15, 1945 Dec. 15, 1959 14.0 Years
5.0 | 1 Ke Dec. 15, 1959 Dec. 15, 1974 15.0 Years
6.0 | 1 Mo Dec. 15, 1974 Dec. 15, 1990 16.0 Years
7.0 | 1 Me Dec. 15, 1990 Dec. 15, 2007 17.0 Years
8.0 | 1 Ve Dec. 15, 2007 Dec. 14, 2025 18.0 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 Me Feb. 15, 1908 Feb. 14, 1921 13.0 Years
2.0 | 1 Ra Feb. 14, 1921 Feb. 14, 1936 15.0 Years
3.0 | 1 Ma Feb. 14, 1936 Feb. 14, 1953 17.0 Years
4.0 | 1 Sa Feb. 14, 1953 Feb. 14, 1972 19.0 Years
5.0 | 1 Mo Feb. 14, 1972 Feb. 13, 1993 21.0 Years
6.0 | 1 Su Feb. 13, 1993 Feb. 14, 2000 7.0 Years
7.0 | 1 Ju Feb. 14, 2000 Feb. 13, 2009 9.0 Years
8.0 | 1 Ke Feb. 13, 2009 Feb. 14, 2020 11.0 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 Ma Mar. 16, 1912 Mar. 16, 1920 8.0 Years
2 | 1 Me Mar. 16, 1920 Mar. 16, 1937 17.0 Years
3 | 1 Sa Mar. 16, 1937 Mar. 17, 1947 10.0 Years
4 | 1 Ju Mar. 17, 1947 Mar. 16, 1966 19.0 Years
5 | 1 Ra Mar. 16, 1966 Mar. 16, 1978 12.0 Years
6 | 1 Ve Mar. 16, 1978 Mar. 16, 1999 21.0 Years
7 | 1 Su Mar. 16, 1999 Mar. 16, 2005 6.0 Years
8 | 1 Mo Mar. 16, 2005 Mar. 15, 2020 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

Panchottari Dasha

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

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

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Jun. 15, 1904 Jun. 16, 1921 17.0 Years
2.0 | 1 Ju Jun. 16, 1921 Jun. 16, 1939 18.0 Years
3.0 | 1 Su Jun. 16, 1939 Jun. 16, 1951 12.0 Years
4.0 | 1 Me Jun. 16, 1951 Jun. 15, 1964 13.0 Years
5.0 | 1 Sa Jun. 15, 1964 Jun. 15, 1978 14.0 Years
6.0 | 1 Ma Jun. 15, 1978 Jun. 15, 1993 15.0 Years
7.0 | 1 Ve Jun. 15, 1993 Jun. 15, 2009 16.0 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 (Ta) is vargottam.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ve Nov. 15, 1910 Nov. 15, 1920 10.0 Years
2.0 | 1 Me Nov. 15, 1920 Nov. 15, 1930 10.0 Years
3.0 | 1 Ju Nov. 15, 1930 Nov. 15, 1950 20.0 Years
4.0 | 1 Ma Nov. 15, 1950 Nov. 15, 1970 20.0 Years
5.0 | 1 Sa Nov. 15, 1970 Nov. 14, 2000 30.0 Years
6.0 | 1 Su Nov. 14, 2000 Nov. 14, 2005 5.0 Years
7.0 | 1 Mo Nov. 14, 2005 Nov. 14, 2010 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 (Sa) is located in H10.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Mo Jan. 14, 1909 Jan. 14, 1921 12.0 Years
2.0 | 1 Ma Jan. 14, 1921 Jan. 14, 1933 12.0 Years
3.0 | 1 Me Jan. 14, 1933 Jan. 14, 1945 12.0 Years
4.0 | 1 Ju Jan. 14, 1945 Jan. 14, 1957 12.0 Years
5.0 | 1 Ve Jan. 14, 1957 Jan. 14, 1969 12.0 Years
6.0 | 1 Sa Jan. 14, 1969 Jan. 14, 1981 12.0 Years
7.0 | 1 Su Jan. 14, 1981 Jan. 14, 1993 12.0 Years
8.0 | 2 Mo Jan. 14, 1993 Jan. 14, 2005 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, H1 lord (Ve) is located in H7.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su Oct. 16, 1911 Oct. 15, 1920 9.0 Years
2.0 | 1 Mo Oct. 15, 1920 Oct. 15, 1929 9.0 Years
3.0 | 1 Ma Oct. 15, 1929 Oct. 15, 1938 9.0 Years
4.0 | 1 Me Oct. 15, 1938 Oct. 16, 1947 9.0 Years
5.0 | 1 Ju Oct. 16, 1947 Oct. 15, 1956 9.0 Years
6.0 | 1 Ve Oct. 15, 1956 Oct. 15, 1965 9.0 Years
7.0 | 1 Sa Oct. 15, 1965 Oct. 15, 1974 9.0 Years
8.0 | 1 Ra Oct. 15, 1974 Oct. 15, 1983 9.0 Years
9.0 | 2 Su Oct. 15, 1983 Oct. 14, 1992 9.0 Years
10.0 | 2 Mo Oct. 14, 1992 Oct. 15, 2001 9.0 Years
11.0 | 2 Ma Oct. 15, 2001 Oct. 15, 2010 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 Me May. 16, 1916 May. 16, 1922 6.0 Years
2 | 1 Ve May. 16, 1922 May. 16, 1928 6.0 Years
3 | 1 Sa May. 16, 1928 May. 16, 1934 6.0 Years
4 | 1 Ra May. 16, 1934 May. 16, 1940 6.0 Years
5 | 1 Ju May. 16, 1940 May. 16, 1950 10.0 Years
6 | 1 Su May. 16, 1950 May. 16, 1960 10.0 Years
7 | 1 Ma May. 16, 1960 May. 16, 1970 10.0 Years
8 | 1 Mo May. 16, 1970 May. 15, 1976 6.0 Years
9 | 2 Me May. 15, 1976 May. 16, 1982 6.0 Years
10 | 2 Ve May. 16, 1982 May. 15, 1988 6.0 Years
11 | 2 Sa May. 15, 1988 May. 16, 1994 6.0 Years
12 | 2 Ra May. 16, 1994 May. 15, 2000 6.0 Years
13 | 2 Ju May. 15, 2000 May. 16, 2010 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 Sun Hora and fall under category of Day Birth.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Sa Jul. 16, 1914 Jul. 16, 1920 6.0 Years
2.0 | 1 Ve Jul. 16, 1920 Jul. 16, 1927 7.0 Years
3.0 | 1 Ra Jul. 16, 1927 Jul. 16, 1935 8.0 Years
4.0 | 1 Mo Jul. 16, 1935 Jul. 16, 1936 1.0 Years
5.0 | 1 Su Jul. 16, 1936 Jul. 16, 1938 2.0 Years
6.0 | 1 Ju Jul. 16, 1938 Jul. 16, 1941 3.0 Years
7.0 | 1 Ma Jul. 16, 1941 Jul. 16, 1945 4.0 Years
8.0 | 1 Me Jul. 16, 1945 Jul. 16, 1950 5.0 Years
9.0 | 2 Sa Jul. 16, 1950 Jul. 15, 1956 6.0 Years
10.0 | 2 Ve Jul. 15, 1956 Jul. 16, 1963 7.0 Years
11.0 | 2 Ra Jul. 16, 1963 Jul. 16, 1971 8.0 Years
12.0 | 2 Mo Jul. 16, 1971 Jul. 15, 1972 1.0 Years
13.0 | 2 Su Jul. 15, 1972 Jul. 16, 1974 2.0 Years
14.0 | 2 Ju Jul. 16, 1974 Jul. 16, 1977 3.0 Years
15.0 | 2 Ma Jul. 16, 1977 Jul. 15, 1981 4.0 Years
16.0 | 2 Me Jul. 15, 1981 Jul. 16, 1986 5.0 Years
17.0 | 3 Sa Jul. 16, 1986 Jul. 15, 1992 6.0 Years
18.0 | 3 Ve Jul. 15, 1992 Jul. 16, 1999 7.0 Years
19.0 | 3 Ra Jul. 16, 1999 Jul. 16, 2007 8.0 Years
20.0 | 3 Mo Jul. 16, 2007 Jul. 15, 2008 1.0 Years
21.0 | 3 Su Jul. 15, 2008 Jul. 15, 2010 2.0 Years
22.0 | 3 Ju Jul. 15, 2010 Jul. 15, 2013 3.0 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