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Allan I. Carswell Astronomical Observatory

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456: 174: 145: 394:, and a 1 m (39 in) custom-built telescope, the largest at a university in Canada. Other smaller portable telescopes are available for visitor use. Telescopes 1 and 2 are located at the main building at Petrie, and the remainder at Arboretum Observing Facility on the roof of the Arboretum Parking Garage. The observatory's 40 cm cassegrain telescope, usually used for public outreach and observing, was replaced by a 1 metre telescope in August 2019, with the 40 cm telescope moved to the Arboretum Observing Facility. 129: 306: 442: 668: 498: 512: 484: 428: 470: 22: 313: 704: 728: 334: 680: 716: 692: 383:, Canada. Opened in 1969, York's observatory is opened to both researchers and amateur astronomers. The observatory was renamed the Allan Ian Carswell Astronomical Observatory in 2017 after York University Emeritus Professor of Physics 416:, York's location is subject to nearby light pollution. York is located away from residential neighbourhoods, but it is still subject to lights on campus and the surrounding business at the Keele location. 39: 618: 204: 758: 86: 58: 65: 544: 305: 748: 72: 763: 554: 337: 579: 54: 773: 397:
The observatory is open to the public every Wednesday evening, and also hosts public viewing sessions for special events, such as
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The observatory owns two telescopes housed in separate domes: a 60 cm (24 in)
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formerly known as the York University Astronomical Observatory, is an
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in 2008. There is no admission cost to visit the observatory.
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The Allan I. Carswell Astronomical Observatory building
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Location of Allan I. Carswell Astronomical Observatory
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Carswell Astronomical Observatory 518:Moon surface through the 40 cm Meade 106:Learn how and when to remove this message 741: 749:Astronomical observatories in Canada 44:adding citations to reliable sources 15: 764:Buildings and structures in Toronto 13: 653:Forecasts of observing conditions. 14: 785: 639: 593:Mortillaro, Nicole (2017-09-14). 774:Brutalist architecture in Canada 726: 714: 702: 690: 678: 666: 510: 496: 482: 468: 454: 440: 426: 332: 311: 304: 127: 20: 31:needs additional citations for 611: 586: 572: 1: 565: 7: 524: 448:Solar Observing Clear skies 10: 790: 419: 754:York University buildings 343: 330: 299: 287: 279: 275: 270: 258: 243: 235: 196: 181: 161: 151: 138: 126: 531:David Dunlap Observatory 414:David Dunlap Observatory 338:Related media on Commons 239:196 metres (643 ft) 371:. It is located in the 535:Richmond Hill, Ontario 367:owned and operated by 139:Alternative names 560:List of observatories 549:University of Toronto 539:University of Toronto 163:Observatory code 462:The 40 cm Meade 434:60 cm telescope 392:Cassegrain reflector 40:improve this article 220:43.7739°N 79.5073°W 216: /  123: 623:University Affairs 407:Science Rendezvous 121: 646:Official web site 551:St. George campus 537:(formerly of the 354: 353: 295: 294: 225:43.7739; -79.5073 116: 115: 108: 90: 781: 731: 730: 729: 719: 718: 717: 707: 706: 705: 695: 694: 683: 682: 681: 671: 670: 669: 662: 633: 632: 630: 629: 615: 609: 608: 606: 605: 590: 584: 583: 576: 514: 500: 486: 472: 458: 444: 430: 347:edit on Wikidata 336: 315: 314: 308: 288:Telescope 2 280:Telescope 1 277: 276: 266: 254: 252: 231: 230: 228: 227: 226: 221: 217: 214: 213: 212: 209: 177: 176: 147: 131: 124: 120: 111: 104: 100: 97: 91: 89: 48: 24: 16: 789: 788: 784: 783: 782: 780: 779: 778: 739: 738: 737: 727: 725: 715: 713: 703: 701: 689: 679: 677: 667: 665: 657: 642: 637: 636: 627: 625: 617: 616: 612: 603: 601: 591: 587: 578: 577: 573: 568: 527: 520: 519: 515: 506: 505: 501: 492: 491: 490:Solar Observing 487: 478: 477: 473: 464: 463: 459: 450: 449: 445: 436: 435: 431: 422: 369:York University 350: 326: 325: 324: 323: 322: 318: 317: 316: 291:0.6 m reflector 283:1.0 m reflector 262: 250: 248: 224: 222: 218: 215: 210: 207: 205: 203: 202: 171: 156:York University 134: 119: 112: 101: 95: 92: 49: 47: 37: 25: 12: 11: 5: 787: 777: 776: 771: 766: 761: 756: 751: 736: 735: 723: 711: 699: 687: 675: 655: 654: 648: 641: 640:External links 638: 635: 634: 610: 585: 570: 569: 567: 564: 563: 562: 557: 552: 542: 526: 523: 522: 521: 517: 516: 509: 507: 503: 502: 495: 493: 489: 488: 481: 479: 476:Public Viewing 475: 474: 467: 465: 461: 460: 453: 451: 447: 446: 439: 437: 433: 432: 425: 421: 418: 385:Allan Carswell 352: 351: 344: 341: 340: 328: 327: 320: 319: 310: 309: 303: 302: 301: 300: 297: 296: 293: 292: 289: 285: 284: 281: 273: 272: 268: 267: 260: 256: 255: 245: 241: 240: 237: 233: 232: 200: 194: 193: 183: 179: 178: 165: 159: 158: 153: 149: 148: 140: 136: 135: 132: 117: 114: 113: 28: 26: 19: 9: 6: 4: 3: 2: 786: 775: 772: 770: 767: 765: 762: 760: 757: 755: 752: 750: 747: 746: 744: 734: 724: 722: 712: 710: 700: 698: 693: 688: 686: 676: 674: 664: 663: 660: 652: 649: 647: 644: 643: 624: 620: 614: 600: 596: 589: 581: 575: 571: 561: 558: 556: 553: 550: 546: 543: 540: 536: 532: 529: 528: 513: 508: 499: 494: 485: 480: 471: 466: 457: 452: 443: 438: 429: 424: 423: 417: 415: 410: 408: 404: 400: 399:Astronomy Day 395: 393: 388: 386: 382: 378: 374: 370: 366: 363: 359: 348: 342: 339: 335: 329: 307: 298: 290: 286: 282: 278: 274: 269: 265: 261: 257: 246: 242: 238: 234: 229: 201: 199: 195: 191: 187: 184: 180: 175: 169: 166: 164: 160: 157: 154: 150: 146: 141: 137: 130: 125: 110: 107: 99: 88: 85: 81: 78: 74: 71: 67: 64: 60: 57: –  56: 52: 51:Find sources: 45: 41: 35: 34: 29:This article 27: 23: 18: 17: 733:Solar System 626:. Retrieved 622: 613: 602:. Retrieved 598: 588: 574: 504:The entrance 411: 396: 389: 375:district of 362:astronomical 357: 355: 152:Organization 102: 93: 83: 76: 69: 62: 50: 38:Please help 33:verification 30: 721:Outer space 709:Spaceflight 365:observatory 244:Established 223: / 198:Coordinates 118:Observatory 769:North York 743:Categories 628:2020-05-29 604:2020-05-28 566:References 403:Earth Hour 373:North York 271:Telescopes 211:79°30′26″W 208:43°46′26″N 66:newspapers 685:Astronomy 412:Like the 401:in 2006, 525:See also 236:Altitude 192:, Canada 182:Location 96:May 2018 659:Portals 420:Gallery 381:Ontario 377:Toronto 259:Website 249: ( 190:Ontario 186:Toronto 80:scholar 673:Canada 331:  170:  82:  75:  68:  61:  53:  697:Stars 345:[ 87:JSTOR 73:books 405:and 356:The 251:1969 247:1969 59:news 599:CBC 168:H79 42:by 745:: 621:. 597:. 547:- 533:- 387:. 379:, 188:, 661:: 631:. 607:. 582:. 541:) 349:] 253:) 109:) 103:( 98:) 94:( 84:· 77:· 70:· 63:· 36:.

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43°46′26″N 79°30′26″W / 43.7739°N 79.5073°W / 43.7739; -79.5073
Allan I. Carswell Astronomical Observatory
Allan I. Carswell Astronomical Observatory is located in Canada

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