2023 PHRF-NB Membership/Rating Certificate
This certificate expires on April 30, 2024, or upon change of ownership, whichever comes first.
Certificate status: Renewed
Ratings | |
| 30 | 47 |
| Spinnaker | Non-Spinnaker |
Administrative Data
| Name: | David Peabody Southwell |
| Address: | Privacy Protected |
| Email: | |
| Primary Phone: | |
| Secondary Phone: | |
| Yacht Club: | New York Yacht Club |
Yacht
| Yacht Name: Alchemy | Sail Number: 12104 |
| Designer: J Boats | |
| Manufacturer: J Boats | Model: J-121 |
| Hull Serial Number: UCF12104G718 | Date Manufactured: 2017 |
| Other Ratings: NE-PHRF: 30 with no water ballast. | Date Last Rated: |
Boat Measurements
| I: 51.41 | J: 15.3 | LOA: 40 |
| P: 50 | E: 16.64 | LWL: 39.67 |
| ISP: 55.75 | SPL: 7 | Draft: Max 8.04 |
| Py: | Ey: | |
| Beam: 12.3 | Displacement: 12550 | |
| Rig Type: Sloop | Rig: Fractional | |
| Keel Weight: 4850 | Keel Material: Cast iron fin 3% antimony | |
| Composite Rigging: no | Other Ballast: NO | |
| Mast Material: Carbon | Spinnaker Type(s): Asymmetrical | |
| Asymmetrical Spinnaker Tacked To: rsprit | ||
Variables
| Engine: Inboard | Prop. Type: Folding |
| Prop. Install: Sail Drive | Rudder: Spade |
| # of Blades: 2 | Keel: Fin Keel |
Sails
| Headsails to be used (LP%) | |
| Headsail 1 | 105 |
| Headsail 2 | 100 |
| Headsail 3 | 86 |
| Headsail 4 | 55 |
| Mainsail Measurements | |
| MHB | 1.47 |
| MUW | 3.93 |
| MTW | 6.49 |
| MHW | 10.76 |
| MQW | 13.94 |
Spinnakers to be used
| Spin # | JC | SMG | Foot | Luff | Leech |
| Spin 1 | 22.9 | 32.3 | 32.9 | 60.9 | 49.1 |
| Spin 2 | 22.9 | 32.8 | 33.3 | 62.36 | 49.6 |
| Spin 3 | 22 | 20.93 | 27.82 | 56.95 | 52.42 |
| Code 0 | 23 | 20.4 | 27.2 | 57 | 53.5 |
| Headsail Credit: Roller Furling |
Comments/Modifications
2018 - -7 for water ballast. Roller Furling worked into base rating
2020- Remove water ballast
2021- Removal of water ballast -1
2022- No changes
2023-Added new asym listed in mod. Revised new adjust for new rudder -1 plus water ballast removal -1= -2.
Committee Use Only
PHRF #: 17200 | |||
| Base Rating | 30 | Non-Spin Adj. | 19 |
| Genoa Spin Adj. | 0 | Genoa Non-Spin Adj. | 0 |
| Mainsail Adj. | 0 | Furling Adj. | 0 |
| Spin. Area Adj. | 2 | Whisker Pole Adj. | 0 |
| Prop. Adjustment | 0 | ||
| Mast Adj. | 0 | Misc. Adj. | -2 |
| Committee Signature | Date | ||
| Katherine Rotsky | 2023-04-11 | ||