I thought I might attempt at starting a new thread.
On September 9, 1883 the Russian Chapel (St. Alexander Nevsky) in Copenhagen was consecrated in the presence of the Emperor Alexander III, the Empress Marie, the King and Queen of Denmark, the King and Queen of Greece, the Crown Prince Frederik and Crown Princess Louise of Denmark, the Princess of Wales, the Duke of Cambridge, Prince Waldemar of Denmark, Princess Marie of Hanover, Prince Wilhelm and Prince Hans of S-H-S-Glucksborg. The papers also mention that the children of the Danish royal family were present too.
Baron Mohrenheim was the founder of the chapel, he had previously been Russian Ambassador in Copenhagen but was then based in London.
The Empress's Father Confessor, assisted by chaplains from the Russian Embassy and the Imperial Yacht Derjava, performed the ceremony.
After the consecration a luncheon was held on board the Derjava.
Sources: Dansk Hof-og-Stats Kalendar - 1884 & the London Times September 10, 1883