Russian Grand Duchess, as the third of five daughters of Grand Duke Michael Pavlovich of Russia, youngest son of Tsar Paul I, and Princess Charlotte of Württemberg.Sy Scholfield quotes from The Times (London, England), 18 Sep. 1827, p. 2: "St. Petersburgh, Aug. 29.--Yesterday evening at nine o'clock, her Imperial Highness the Grand Duchess Helen was happily delivered of a princess, who has received the name of Catherine."
Chart Analysis
Lagna for this natal chart is Aries. The lagna lord Mars has a shadbala ratio of 1.32 and is placed in house 4.
Moon is in nakshatra of Vishakha (α,β,γ,ι Librae) in pada 3. Moon has a shadbala ratio of 1.46 and is placed in house 7
The strongest planet in this chart is Moon with a shadbala ratio of 1.46 and is placed in house 7.
The weakest planet in this chart is Venus with a shadbala ratio of 0.833 and is placed in house 5.