Astrology Calculations

This page provides an in-depth look at Richard Byrd'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 Ra Apr. 29, 1879 Apr. 28, 1897 18.0 Years
2 | 1 Ju Apr. 28, 1897 Apr. 29, 1913 16.0 Years
3 | 1 Sa Apr. 29, 1913 Apr. 29, 1932 19.0 Years
4 | 1 Me Apr. 29, 1932 Apr. 29, 1949 17.0 Years
5 | 1 Ke Apr. 29, 1949 Apr. 29, 1956 7.0 Years
6 | 1 Ve Apr. 29, 1956 Apr. 28, 1976 20.0 Years
7 | 1 Su Apr. 28, 1976 Apr. 29, 1982 6.0 Years
8 | 1 Mo Apr. 29, 1982 Apr. 28, 1992 10.0 Years
9 | 1 Ma Apr. 28, 1992 Apr. 29, 1999 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 Krishna Paksha and Sun Hora.

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma Jun. 28, 1882 Jun. 27, 1894 12.0 Years
2.0 | 1 Ju Jun. 27, 1894 Jun. 29, 1907 13.0 Years
3.0 | 1 Sa Jun. 29, 1907 Jun. 28, 1921 14.0 Years
4.0 | 1 Ke Jun. 28, 1921 Jun. 28, 1936 15.0 Years
5.0 | 1 Mo Jun. 28, 1936 Jun. 28, 1952 16.0 Years
6.0 | 1 Me Jun. 28, 1952 Jun. 28, 1969 17.0 Years
7.0 | 1 Ve Jun. 28, 1969 Jun. 28, 1987 18.0 Years
8.0 | 1 Su Jun. 28, 1987 Jun. 28, 1998 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

Dwadasottari Dasha

Birth ascendant navamsha lord should be Venus

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

Maha Dasha

S.No. Period Start End Duration
1.0 | 1 Ma Nov. 07, 1879 Nov. 07, 1896 17.0 Years
2.0 | 1 Sa Nov. 07, 1896 Nov. 08, 1915 19.0 Years
3.0 | 1 Mo Nov. 08, 1915 Nov. 07, 1936 21.0 Years
4.0 | 1 Su Nov. 07, 1936 Nov. 08, 1943 7.0 Years
5.0 | 1 Ju Nov. 08, 1943 Nov. 07, 1952 9.0 Years
6.0 | 1 Ke Nov. 07, 1952 Nov. 08, 1963 11.0 Years
7.0 | 1 Me Nov. 08, 1963 Nov. 07, 1976 13.0 Years
8.0 | 1 Ra Nov. 07, 1976 Nov. 08, 1991 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 H8.

Maha Dasha

S.No. Period Start End Duration
1 | 1 Su Aug. 26, 1885 Aug. 27, 1891 6.0 Years
2 | 1 Mo Aug. 27, 1891 Aug. 27, 1906 15.0 Years
3 | 1 Ma Aug. 27, 1906 Aug. 27, 1914 8.0 Years
4 | 1 Me Aug. 27, 1914 Aug. 27, 1931 17.0 Years
5 | 1 Sa Aug. 27, 1931 Aug. 27, 1941 10.0 Years
6 | 1 Ju Aug. 27, 1941 Aug. 26, 1960 19.0 Years
7 | 1 Ra Aug. 26, 1960 Aug. 26, 1972 12.0 Years
8 | 1 Ve Aug. 26, 1972 Aug. 26, 1993 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

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 Jun. 07, 1881 Jun. 08, 1895 14.0 Years
2.0 | 1 Ma Jun. 08, 1895 Jun. 08, 1910 15.0 Years
3.0 | 1 Ve Jun. 08, 1910 Jun. 08, 1926 16.0 Years
4.0 | 1 Mo Jun. 08, 1926 Jun. 08, 1943 17.0 Years
5.0 | 1 Ju Jun. 08, 1943 Jun. 08, 1961 18.0 Years
6.0 | 1 Su Jun. 08, 1961 Jun. 08, 1973 12.0 Years
7.0 | 1 Me Jun. 08, 1973 Jun. 08, 1986 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 Sa Dec. 29, 1872 Dec. 31, 1902 30.0 Years
2.0 | 1 Su Dec. 31, 1902 Dec. 31, 1907 5.0 Years
3.0 | 1 Mo Dec. 31, 1907 Dec. 30, 1912 5.0 Years
4.0 | 1 Ve Dec. 30, 1912 Dec. 31, 1922 10.0 Years
5.0 | 1 Me Dec. 31, 1922 Dec. 30, 1932 10.0 Years
6.0 | 1 Ju Dec. 30, 1932 Dec. 30, 1952 20.0 Years
7.0 | 1 Ma Dec. 30, 1952 Dec. 30, 1972 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 Jun. 28, 1882 Jun. 27, 1894 12.0 Years
2.0 | 1 Ve Jun. 27, 1894 Jun. 28, 1906 12.0 Years
3.0 | 1 Sa Jun. 28, 1906 Jun. 28, 1918 12.0 Years
4.0 | 1 Su Jun. 28, 1918 Jun. 28, 1930 12.0 Years
5.0 | 1 Mo Jun. 28, 1930 Jun. 28, 1942 12.0 Years
6.0 | 1 Ma Jun. 28, 1942 Jun. 28, 1954 12.0 Years
7.0 | 1 Me Jun. 28, 1954 Jun. 28, 1966 12.0 Years
8.0 | 2 Ju Jun. 28, 1966 Jun. 28, 1978 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 Sa Jan. 26, 1884 Jan. 26, 1893 9.0 Years
2.0 | 1 Ra Jan. 26, 1893 Jan. 27, 1902 9.0 Years
3.0 | 1 Su Jan. 27, 1902 Jan. 27, 1911 9.0 Years
4.0 | 1 Mo Jan. 27, 1911 Jan. 27, 1920 9.0 Years
5.0 | 1 Ma Jan. 27, 1920 Jan. 26, 1929 9.0 Years
6.0 | 1 Me Jan. 26, 1929 Jan. 27, 1938 9.0 Years
7.0 | 1 Ju Jan. 27, 1938 Jan. 27, 1947 9.0 Years
8.0 | 1 Ve Jan. 27, 1947 Jan. 27, 1956 9.0 Years
9.0 | 2 Sa Jan. 27, 1956 Jan. 26, 1965 9.0 Years
10.0 | 2 Ra Jan. 26, 1965 Jan. 26, 1974 9.0 Years
11.0 | 2 Su Jan. 26, 1974 Jan. 26, 1983 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 Su Mar. 07, 1886 Mar. 06, 1896 10.0 Years
2 | 1 Ma Mar. 06, 1896 Mar. 08, 1906 10.0 Years
3 | 1 Mo Mar. 08, 1906 Mar. 07, 1912 6.0 Years
4 | 1 Me Mar. 07, 1912 Mar. 08, 1918 6.0 Years
5 | 1 Ve Mar. 08, 1918 Mar. 07, 1924 6.0 Years
6 | 1 Sa Mar. 07, 1924 Mar. 08, 1930 6.0 Years
7 | 1 Ra Mar. 08, 1930 Mar. 07, 1936 6.0 Years
8 | 1 Ju Mar. 07, 1936 Mar. 07, 1946 10.0 Years
9 | 2 Su Mar. 07, 1946 Mar. 07, 1956 10.0 Years
10 | 2 Ma Mar. 07, 1956 Mar. 07, 1966 10.0 Years
11 | 2 Mo Mar. 07, 1966 Mar. 07, 1972 6.0 Years
12 | 2 Me Mar. 07, 1972 Mar. 07, 1978 6.0 Years
13 | 2 Ve Mar. 07, 1978 Mar. 07, 1984 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 Sep. 16, 1886 Sep. 15, 1890 4.0 Years
2.0 | 1 Me Sep. 15, 1890 Sep. 16, 1895 5.0 Years
3.0 | 1 Sa Sep. 16, 1895 Sep. 16, 1901 6.0 Years
4.0 | 1 Ve Sep. 16, 1901 Sep. 16, 1908 7.0 Years
5.0 | 1 Ra Sep. 16, 1908 Sep. 16, 1916 8.0 Years
6.0 | 1 Mo Sep. 16, 1916 Sep. 16, 1917 1.0 Years
7.0 | 1 Su Sep. 16, 1917 Sep. 17, 1919 2.0 Years
8.0 | 1 Ju Sep. 17, 1919 Sep. 16, 1922 3.0 Years
9.0 | 2 Ma Sep. 16, 1922 Sep. 16, 1926 4.0 Years
10.0 | 2 Me Sep. 16, 1926 Sep. 16, 1931 5.0 Years
11.0 | 2 Sa Sep. 16, 1931 Sep. 16, 1937 6.0 Years
12.0 | 2 Ve Sep. 16, 1937 Sep. 16, 1944 7.0 Years
13.0 | 2 Ra Sep. 16, 1944 Sep. 15, 1952 8.0 Years
14.0 | 2 Mo Sep. 15, 1952 Sep. 16, 1953 1.0 Years
15.0 | 2 Su Sep. 16, 1953 Sep. 16, 1955 2.0 Years
16.0 | 2 Ju Sep. 16, 1955 Sep. 16, 1958 3.0 Years
17.0 | 3 Ma Sep. 16, 1958 Sep. 16, 1962 4.0 Years
18.0 | 3 Me Sep. 16, 1962 Sep. 16, 1967 5.0 Years
19.0 | 3 Sa Sep. 16, 1967 Sep. 16, 1973 6.0 Years
20.0 | 3 Ve Sep. 16, 1973 Sep. 15, 1980 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