Astrology Calculations

This page provides an in-depth look at Collice Portnoff'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 Ma Mar. 24, 1892 Mar. 24, 1899 7.0 Years
2 | 1 Ra Mar. 24, 1899 Mar. 25, 1917 18.0 Years
3 | 1 Ju Mar. 25, 1917 Mar. 25, 1933 16.0 Years
4 | 1 Sa Mar. 25, 1933 Mar. 24, 1952 19.0 Years
5 | 1 Me Mar. 24, 1952 Mar. 24, 1969 17.0 Years
6 | 1 Ke Mar. 24, 1969 Mar. 24, 1976 7.0 Years
7 | 1 Ve Mar. 24, 1976 Mar. 24, 1996 20.0 Years
8 | 1 Su Mar. 24, 1996 Mar. 24, 2002 6.0 Years
9 | 1 Mo Mar. 24, 2002 Mar. 24, 2012 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

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 Me Aug. 22, 1882 Aug. 22, 1899 17.0 Years
2.0 | 1 Ve Aug. 22, 1899 Aug. 22, 1917 18.0 Years
3.0 | 1 Su Aug. 22, 1917 Aug. 22, 1928 11.0 Years
4.0 | 1 Ma Aug. 22, 1928 Aug. 22, 1940 12.0 Years
5.0 | 1 Ju Aug. 22, 1940 Aug. 22, 1953 13.0 Years
6.0 | 1 Sa Aug. 22, 1953 Aug. 22, 1967 14.0 Years
7.0 | 1 Ke Aug. 22, 1967 Aug. 22, 1982 15.0 Years
8.0 | 1 Mo Aug. 22, 1982 Aug. 22, 1998 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

Dwadasottari Dasha

Birth ascendant navamsha lord should be Venus

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

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma Aug. 22, 1882 Aug. 22, 1899 17.0 Years
2.0 | 1 Sa Aug. 22, 1899 Aug. 22, 1918 19.0 Years
3.0 | 1 Mo Aug. 22, 1918 Aug. 22, 1939 21.0 Years
4.0 | 1 Su Aug. 22, 1939 Aug. 22, 1946 7.0 Years
5.0 | 1 Ju Aug. 22, 1946 Aug. 22, 1955 9.0 Years
6.0 | 1 Ke Aug. 22, 1955 Aug. 22, 1966 11.0 Years
7.0 | 1 Me Aug. 22, 1966 Aug. 22, 1979 13.0 Years
8.0 | 1 Ra Aug. 22, 1979 Aug. 22, 1994 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

Ashtottari Dasha

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

In this kundali, Rahu is located in H11.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Me Aug. 22, 1882 Aug. 22, 1899 17.0 Years
2 | 1 Sa Aug. 22, 1899 Aug. 22, 1909 10.0 Years
3 | 1 Ju Aug. 22, 1909 Aug. 22, 1928 19.0 Years
4 | 1 Ra Aug. 22, 1928 Aug. 22, 1940 12.0 Years
5 | 1 Ve Aug. 22, 1940 Aug. 22, 1961 21.0 Years
6 | 1 Su Aug. 22, 1961 Aug. 22, 1967 6.0 Years
7 | 1 Mo Aug. 22, 1967 Aug. 22, 1982 15.0 Years
8 | 1 Ma Aug. 22, 1982 Aug. 22, 1990 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 Aq and same for D1 and D12 charts.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma Jul. 22, 1884 Jul. 23, 1899 15.0 Years
2.0 | 1 Ve Jul. 23, 1899 Jul. 24, 1915 16.0 Years
3.0 | 1 Mo Jul. 24, 1915 Jul. 23, 1932 17.0 Years
4.0 | 1 Ju Jul. 23, 1932 Jul. 23, 1950 18.0 Years
5.0 | 1 Su Jul. 23, 1950 Jul. 23, 1962 12.0 Years
6.0 | 1 Me Jul. 23, 1962 Jul. 23, 1975 13.0 Years
7.0 | 1 Sa Jul. 23, 1975 Jul. 22, 1989 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 (Aq) is vargottam.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Su Feb. 22, 1894 Feb. 22, 1899 5.0 Years
2.0 | 1 Mo Feb. 22, 1899 Feb. 23, 1904 5.0 Years
3.0 | 1 Ve Feb. 23, 1904 Feb. 23, 1914 10.0 Years
4.0 | 1 Me Feb. 23, 1914 Feb. 23, 1924 10.0 Years
5.0 | 1 Ju Feb. 23, 1924 Feb. 23, 1944 20.0 Years
6.0 | 1 Ma Feb. 23, 1944 Feb. 23, 1964 20.0 Years
7.0 | 1 Sa Feb. 23, 1964 Feb. 22, 1994 30.0 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, 1887 Jun. 08, 1899 12.0 Years
2.0 | 1 Sa Jun. 08, 1899 Jun. 08, 1911 12.0 Years
3.0 | 1 Su Jun. 08, 1911 Jun. 08, 1923 12.0 Years
4.0 | 1 Mo Jun. 08, 1923 Jun. 08, 1935 12.0 Years
5.0 | 1 Ma Jun. 08, 1935 Jun. 08, 1947 12.0 Years
6.0 | 1 Me Jun. 08, 1947 Jun. 08, 1959 12.0 Years
7.0 | 1 Ju Jun. 08, 1959 Jun. 08, 1971 12.0 Years
8.0 | 2 Ve Jun. 08, 1971 Jun. 08, 1983 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 (Su) is located in H1, H7 lord (Su) is located in H1.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Sa Apr. 23, 1890 Apr. 23, 1899 9.0 Years
2.0 | 1 Ra Apr. 23, 1899 Apr. 24, 1908 9.0 Years
3.0 | 1 Su Apr. 24, 1908 Apr. 24, 1917 9.0 Years
4.0 | 1 Mo Apr. 24, 1917 Apr. 24, 1926 9.0 Years
5.0 | 1 Ma Apr. 24, 1926 Apr. 24, 1935 9.0 Years
6.0 | 1 Me Apr. 24, 1935 Apr. 23, 1944 9.0 Years
7.0 | 1 Ju Apr. 23, 1944 Apr. 23, 1953 9.0 Years
8.0 | 1 Ve Apr. 23, 1953 Apr. 24, 1962 9.0 Years
9.0 | 2 Sa Apr. 24, 1962 Apr. 24, 1971 9.0 Years
10.0 | 2 Ra Apr. 24, 1971 Apr. 23, 1980 9.0 Years
11.0 | 2 Su Apr. 23, 1980 Apr. 23, 1989 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 Mo Jul. 02, 1897 Jul. 03, 1903 6.0 Years
2 | 1 Me Jul. 03, 1903 Jul. 03, 1909 6.0 Years
3 | 1 Ve Jul. 03, 1909 Jul. 03, 1915 6.0 Years
4 | 1 Sa Jul. 03, 1915 Jul. 03, 1921 6.0 Years
5 | 1 Ra Jul. 03, 1921 Jul. 03, 1927 6.0 Years
6 | 1 Ju Jul. 03, 1927 Jul. 02, 1937 10.0 Years
7 | 1 Su Jul. 02, 1937 Jul. 03, 1947 10.0 Years
8 | 1 Ma Jul. 03, 1947 Jul. 02, 1957 10.0 Years
9 | 2 Mo Jul. 02, 1957 Jul. 03, 1963 6.0 Years
10 | 2 Me Jul. 03, 1963 Jul. 02, 1969 6.0 Years
11 | 2 Ve Jul. 02, 1969 Jul. 03, 1975 6.0 Years
12 | 2 Sa Jul. 03, 1975 Jul. 02, 1981 6.0 Years
13 | 2 Ra Jul. 02, 1981 Jul. 02, 1987 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 Sun Hora and fall under category of Day Birth.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma Feb. 07, 1895 Feb. 07, 1899 4.0 Years
2.0 | 1 Me Feb. 07, 1899 Feb. 08, 1904 5.0 Years
3.0 | 1 Sa Feb. 08, 1904 Feb. 08, 1910 6.0 Years
4.0 | 1 Ve Feb. 08, 1910 Feb. 08, 1917 7.0 Years
5.0 | 1 Ra Feb. 08, 1917 Feb. 07, 1925 8.0 Years
6.0 | 1 Mo Feb. 07, 1925 Feb. 08, 1926 1.0 Years
7.0 | 1 Su Feb. 08, 1926 Feb. 08, 1928 2.0 Years
8.0 | 1 Ju Feb. 08, 1928 Feb. 08, 1931 3.0 Years
9.0 | 2 Ma Feb. 08, 1931 Feb. 08, 1935 4.0 Years
10.0 | 2 Me Feb. 08, 1935 Feb. 08, 1940 5.0 Years
11.0 | 2 Sa Feb. 08, 1940 Feb. 08, 1946 6.0 Years
12.0 | 2 Ve Feb. 08, 1946 Feb. 07, 1953 7.0 Years
13.0 | 2 Ra Feb. 07, 1953 Feb. 07, 1961 8.0 Years
14.0 | 2 Mo Feb. 07, 1961 Feb. 07, 1962 1.0 Years
15.0 | 2 Su Feb. 07, 1962 Feb. 08, 1964 2.0 Years
16.0 | 2 Ju Feb. 08, 1964 Feb. 08, 1967 3.0 Years
17.0 | 3 Ma Feb. 08, 1967 Feb. 08, 1971 4.0 Years
18.0 | 3 Me Feb. 08, 1971 Feb. 08, 1976 5.0 Years
19.0 | 3 Sa Feb. 08, 1976 Feb. 07, 1982 6.0 Years
20.0 | 3 Ve Feb. 07, 1982 Feb. 07, 1989 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