Clear Sky Chart
Sponsors
Sponsors are remarkably wise and kind people who have contributed money to help defray the costs of generating clear sky charts from (free) CMC data. They have my deepest thanks:
| Winer Observatory |
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| Joseph Trerotola | Anonymous | ||
| Dr. John Sohl | Kaushik Iyer | Kok Chen | ||
| Michael Rudy | Justin Bailo | Jane Houston Jones and Morris jones | ||
| Southern Maryland Astronomical Society | David McDavid | ||
| Bert Stevens | Dr. Michael W. Ridenhour | Tiffiny Mansouri | ||
| BigMailer.io | Thomas Wroblewski | Wolf Creek Observatory | ||
| Tim Kearsley | Jnani Cevvel | Jim Woods | ||
| Joseph & Amy Galloway | Max Mitchell | LKappukatt | ||
| Eric Rachut | Steve Altstadt | Hans Flaatrud | ||
| Southern California Desert Video Astronomers | Steve Altic |
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| The Wilkersons of Pittsburgh | William C. Bryson | John Harris | ||
| Richard Seely | Steven Schlagel | Matrix Engineering, Inc Industrial, Institutional and Commercial Electrical Engineering | ||
| RASC Ottawa Centre | Jane Gnass | Jay and Maureen Huston of Long Mountain Ranch | ||
| Roger Menard |
| Jerry Spevak | ||
| David ONeill | Victoria woods | Frank Willburn | ||
| UConn Physics | Michael Rosolina |
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| Paul Dawson |
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| Naperville Astronomical Association | Ace Printing Newfoundland | RJH Photography | ||
| Texas Astronomical Society |
| Beth Colyear | ||
| Tim Povlick Santaluz Observatory | Rob & Theresa Britschgi | Sue and Alan French | ||
| Philip Massey | Roxanne Kamin | Mark Manner | ||
| Plumas Lake Observatory |
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| Ekim Unal | David T. and Jean M. Long | The Noroads Garage | ||
| Chris Webb | deepskyobjects.com | Amateur Telescope Makers of Boston | ||
| Andy Schlei |
| Sate Consulting LLC | ||
| City Lights Bookstore | Zack Whaley | Yves Barriere | ||
| Billy and Domitta Gladson | Valley of the Moon Observatory Association | Tracy Tuttle | ||
| Tom Neville | Todd Kunioka | Tom Jaeger | ||
| RIP Amigo | Tri-Valley Stargazers Astronomy Club | Tom Hoffelder | ||
| Stuart Alldritt | Sun City Astronomers | ||
| Kerrigan Singer and Ridley Singer | Deep Springs College | ||
| Bob Pitt | Riverside Astronomical Society | RASC Halifax Centre | ||
| Pedro | Peter Zsenits | Paul D Clarke | ||
| Acton Sky Portal | Oregon Star Party Commitee | Oscar Echeverri | ||
| Oleg Rumiancev | Northern Cross Science Foundation | Nick Lloyd | ||
| Robert & Elaine White | Ginny Stumborg-Rosin | Robert & Erika Moon and the IAS | ||
| Rhonda Weeks |
| Mike Wirths | ||
| Michael Person | Michael Collins | ||
| Mark Warren | Mark Simmons | Uberclock | ||
| Mark Biersack | Mark Hanning-Lee | Martin Wilson | ||
| Martin Flynn | Noah Albers | Stephen Craig | ||
| Luke Edens | Liang Ming | Lauren Weiss | ||
| Kyle Goodwin | RASC Calgary Centre | Klaus Peltsch | ||
| Nature Friend Magazine | Kevin & Carmen Kasner | Kenneth Stallard | ||
| Ken Sabatini | Kayla Vasquez |
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| Karen Miller SLC | Justin Hendricks | Juno Porter | ||
| John R. Crilly | Snake Wash Farms Observatory | Joseph Geiger | ||
| Joseph Comeau | John & Cathy Moore | Joel E. Guthals | ||
| David M. Douglass | Jim & Terry Turner | Jerry Hilburn | ||
| Jerome Hollon | Jerel Smith |
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| Jeff Alfeld | Jim & Lisa McKay | James Munson | ||
| Jim Mazur | James Pond | Jimmy Deetman | ||
| John W. Palmieri | Herman Zwirn | Harry Sarber | ||
| Hai Du | Steven LJ Russo | Steve Cariddi | ||
| Steve Johnson, PhD | George Palermo | Gene and Charlotte Dupree | ||
| Gary D. Maupin | David Musser |
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| Gloucester Area Astronomy Club | Gailen Marshall | Gaboury Benoit | ||
| Frank M. Klicar | A member of the Saint Petersburg Astronomy Club. |
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| Eric Laflamme | N3DXW & N3ED | Starfront Observatories Discord | ||
| Diego Gomez | Derek Archer |
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| Indiana Astronomical Society | David Pettersson | Eyes on the Sky | ||
| Dave LoPresti | Don Pensack | Dodie Reagan | ||
| Dave Hasenauer | David Oesper | D. Craig Tupper | ||
| Dave & Robert | Dee Jay Randall | Connor Ness | ||
| Colin Orion Chandler | Colin Orion Chandler | Christopher Azar | ||
| Chippewa Valley Astronomical Society | Charles S Morris |
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| Cary MacWilliams | Claude Duplessis | Cameron County Recreation, PA | ||
| Buffalo Astronomical Association | Brian M. Carroll | Brian Combs | ||
| Brendan Bronzan | Bob Hillier | Birmingham Astronomical Society In memory of Mike Miller | ||
| BillR | Ben Lutch | Bruce C Taylor | ||
| Astronomical Society of Long Island | Arrowhead Astronomical Society (Duluth,MN) | ||
| Anthony Scandurra | Andre Vaillancourt | The Unfrozen Caveman Astronomer | ||
| Alexandre Koukarine | Albany Area Amateur Astronomers | Alan & Pamela | ||
| Aaron Quick |
Why did people sponsor?
Because they were fine people!
We'd like to thank everyone who has given money to support cleardarksky.com/Clear Sky Charts. However, to simplify bookkeeping, taxes, maintenance and code complexity, effective immediately no more money for sponsorships will be accepted and existing subscriptions will be cancelled.
Stay tuned for more news on how sponsored features will work in the future.
If you still want to express your appreciation financially, please donate to the Wellspring Cancer Support Foundation, at https://give.wellspring.ca/give-wcsf-paypal