Name, date and place of birth and death from:
https://www.geni.com/people/Frederick-Edward-Horneman/6000000009714614757

Date of marriage from “Horneman Family History 1605 to 2006” CD, Chapter 4.0.

The following information from Peter Horneman in a visit to Peter in Christchurch by Brian of nzolivers.com in May 2017. Peter is the great-grandson of Emma Caroline Horneman b. 1836.

1. In London Frederick Edward Horneman was a notable amateur oarsman and was ‘Stroke’ for the Leander Club for eight consecutive years.

2. Frederick Edward Horneman was Captain of No. 2 Honourable Artillery Company, London.

3. He out to New Zealand with wife Emma and five children on the barque ‘Slains Castle’. they left Gravesend on the 22nd July 1852 and arrived at Otago on the 9th November 1852, after a good passage of 108 days. They arrived in Nelson on 3rd January 1853

3. A copy of Frederick Edward Horneman’s diary of the voyage to New Zealand has been lodged with with the National Library - Alexander Turnbull Library, Wellington

4. Captain Frederick Edward Horneman was appointed ‘Major’ in command of the Nelson District during the Maori War 1860 - 64.

Brian of nzolivers.com has found the Passenger list:
http://freepages.genealogy.rootsweb.ancestry.com/~nzbound/slainscastle.htm

Brian of nzolivers.com has found an interesting extract from White Wings vol II in the Victoria University of Wellington website about the voyage:
http://nzetc.victoria.ac.nz/tm/scholarly/tei-Bre02Whit-t1-body-d2-d3-d3.html
In 1852 the vessel was once more in New Zealand, this time commanded by Captain Andrew. An interesting diary of this voyage was kept by Captain (afterwards Major) F. E. Horneman, of No. 2 Company, Her Majesty's Hon. Artillery Corps… Captain Horneman was accompanied by his wife and five children. [More on Victoria University website].

Brian of nzolivers.com has posted here - photos - of the cover and first two pages of Frederick Edward Horneman’s diary of the voyage to New Zealand.

Result from death search on New Zealand BDM website in March 2022:
1872/11464. Horneman, Frederick Edward. Died age 89Y [Should be 69 Years]

Full date of death of 20 December 1872 confirmed from further searching in March 2022 on BDM Search by incrementally changing the date range for the death.