CBA Center for Backyard Astrophysics



CBA Data Archive

(updated daily)

By Object

  • HT Cas-FILTER_Cv_JJ_2455519 Etienne Morelle (5 Dec 2010)
  • HT Cas 2010-11-28 (528.561 - 528.754) Joe Ulowetz (29 Nov 2010)
  • HT Cas 1101127 (JD 528.51456 - 528.64869) George Roberts (28 Nov 2010)
  • HT Cas 2010-11-27 (527.605 - 527.801) Joe Ulowetz (27 Nov 2010)
  • HT Cas 2010-11-26 (526.576 - 526.805) Joe Ulowetz (26 Nov 2010)
  • HT Cas 2010-11-24 (524.523 - 524.791) Joe Ulowetz (25 Nov 2010)
  • HT Cas 11114 (JD 515.58566 - 551.77461) George Roberts (24 Nov 2010)
  • HT Cas, 23 Nov 2010, JD 5523.52 - 5523.71 Bob Koff (23 Nov 2010)
  • HT Cas 2010-11-19, JD 519.532-519.826 corrected; better S/N Joe Ulowetz (19 Nov 2010)
  • HT Cas 2010-11-19, JD 519.532-519.826 Joe Ulowetz (19 Nov 2010)
  • HT Cas time series data Nick James (16 Nov 2010)
  • HT Cas 2010-11-16 Joe Ulowetz (16 Nov 2010)
  • HT Cas, 13 Nov 2010, JD 5513.54 - 5513.77 Bob Koff (13 Nov 2010)
  • HT Cas 512.711 - 512.916 Richard Sabo (12 Nov 2010)
  • HT Cas - Clear Filter (JD 512.1591-512.3738) - 11112010 Yenal Ogmen (12 Nov 2010)
  • HT Cas (511.58002-511.80435) Jim Jones (12 Nov 2010)
  • HT Cas 101110 (JD 511.78263 - 511.95264) George Roberts (11 Nov 2010)
  • HT Cas - 11 Nov. 2010 Gianluca Masi (11 Nov 2010)
  • HT Cas 2010-11-11 Joe Ulowetz (11 Nov 2010)
  • HT Cas 2010-11-10 Joe Ulowetz (11 Nov 2010)
  • HT Cas JD 510.609 - 510.888 Richard Sabo (10 Nov 2010)
  • HT Cas 2010-11-09 Joe Ulowetz (9 Nov 2010)
  • HT Cas 2010-11-08 Joe Ulowetz (9 Nov 2010)
  • HT Cas 2010-11-07 Joe Ulowetz (9 Nov 2010)
  • HT Cas 2010-11-06 Joe Ulowetz (9 Nov 2010)
  • HT Cas (JD 509.164-509.373) Clear Filter Yenal Ogmen (9 Nov 2010)
  • HT Cas - 2010-11-08 Arto Oksanen (9 Nov 2010)
  • HT Cas 101107 (JD 508.55740 - 508.97435) George Roberts (8 Nov 2010)
  • HT Cas 101106 (JD 507.68435 - 507.95857) George Roberts (8 Nov 2010)
  • HT Cas, 8 Nov 2010, JD 5508.54 - 5508.98, V filter Bob Koff (8 Nov 2010)
  • HT Cas R Filter 0.41m RC, ST-10XME, exp: 45 sec. JD UT 2455508 Donn (8 Nov 2010)
  • HT Cas, 7-8 Nov 2010 (JD 508.290 to 508.705) Enrique de Miguel (8 Nov 2010)
  • HT Cas 503.59-.77 Bill Goff (7 Nov 2010)
  • HT Cas, 7 Nov 2010, JD 5507.53 - 5507.84, V Filter Bob Koff (7 Nov 2010)
  • HT Cas - 3 Nov., short run Gianluca Masi (7 Nov 2010)
  • HT Cas 507.810-508.016 Richard Sabo (7 Nov 2010)
  • HT Cas - 6 Nov. 2010 - very good quality Gianluca Masi (7 Nov 2010)
  • HT Cas R Filter 0.41m RC, ST-10XME, exp: 60 sec. JD UT 2455507 Donn (7 Nov 2010)
  • HT Cas 101105 (JD 506.53983 - 506.92246) George Roberts (7 Nov 2010)
  • HT Cas-FILTER_Cv_JJ_2455506 Etienne Morelle (6 Nov 2010)
  • HT Cas-FILTER_Cv_JJ_2455505bis Etienne Morelle (6 Nov 2010)
  • HT Cas-FILTER_Cv_JJ_2455505 Etienne Morelle (6 Nov 2010)
  • HT Cas 2010.11.06 Joe Ulowetz (6 Nov 2010)
  • HT Cas, 6 Nov 2010, JD 5506.53 - 5506.99, V filter Bob Koff (6 Nov 2010)
  • HT Cas Clear Filter (506.166-506.379) Yenal Ogmen (6 Nov 2010)
  • HT Cas, 5-6 Nov 2010 (JD 506.289 to 506.564) Enrique de Miguel (6 Nov 2010)
  • HT Cas 101104 (JD 505.58208 - 505.86449) George Roberts (5 Nov 2010)
  • HT Cas 101103 (JD 504.66862 - 504.98296) George Roberts (5 Nov 2010)
  • HT Cas JD 505.593-505.987 Richard Sabo (5 Nov 2010)
  • HT Cas, 5 Nov 2010, JD 5505.53 - 5505.99, V Filter Bob Koff (5 Nov 2010)
  • HT Cas, 4 Nov (JD 504.83 to 505.03) 3 orbits. Alan Bedard (5 Nov 2010)
  • HT Cas, 4-5 Nov 2010 (JD 505.268 to 505.731) large amplitude double-hump structure Enrique de Miguel (5 Nov 2010)
  • HT Cas - 4 Nov. 2010 - very good quality Gianluca Masi (4 Nov 2010)
  • HT Cas (504.59275-505.01845) Jim Jones (4 Nov 2010)
  • HT Cas-FILTER_Cv_JJ_2455504 Etienne Morelle (4 Nov 2010)
  • HT Cas, JD 504.625 - 504.692, 60sec clear filter Joe Ulowetz (4 Nov 2010)
  • HT Cas, JD 503.620 - 503.654, 60sec clear filter Joe Ulowetz (4 Nov 2010)
  • HT Cas (JD 2455504.52-.68, g' filter) Jeff Robertson-CBA Arkansas Jeff Robertson (4 Nov 2010)
  • HT Cas JD 504.608-504.859 Superhumping Richard Sabo (4 Nov 2010)
  • HT Cas, 04 Nov 2010, JD 5504.53 - 5504.99, V Filter, Superhumps Bob Koff (4 Nov 2010)
  • HT Cas (504.173-504.382) - V Yenal Ogmen (4 Nov 2010)
  • HT Cas, 3-4 Nov 2010 (JD 504.268 to 504.742) onset of large-amplitude superhumps Enrique de Miguel (4 Nov 2010)
  • HT Cas JD 503.44 > 503.88 10-sec clear filter Mike Potter (3 Nov 2010)
  • ht cas 503.688-503.938 Richard Sabo (3 Nov 2010)
  • HT Cas (503.58572-504.02155) Jim Jones (3 Nov 2010)
  • HT Cas-FILTER_Cv_JJ_2455503 Etienne Morelle (3 Nov 2010)
  • HT Cas, 03 Nov 2010, JD 5503.53 - 5503.99, V Filter Bob Koff (3 Nov 2010)
  • HT Cas, 2-3 Nov 2010 (JD 503.333 to 503.707) Enrique de Miguel (3 Nov 2010)
  • HT Cas, JD=318.55 - 318.65, EXP=120, Std Dev of K-C=0.024 - NOTE: HT Cas has remained at same brightness for last 48 hours. Tom & Lou Krajci (14 Feb 2002)
  • Unfiltered Differential Photometry HT Cas Donn Starkey (14 Feb 2002)
  • HT Cas, JD=317.56 - 317.65, EXP=120, Std Dev of K-C=0.035 - NOTE: HT Cas is at same brightness as 24 hours ago. Tom & Lou Krajci (12 Feb 2002)
  • HT Cas obsn's, 6/7 Feb 2002 Gary W. Billings (10 Feb 2002)
  • HT Cas, JD=316.55 - 316.66, EXP=120, Std Dev of K-C=0.022 - Note: HT Cas continues to fade. Different comp star used. Tom & Lou Krajci (11 Feb 2002)
  • HT Cas, JD=2452314.55, EXPOSURE=60, Std Dev of K-C=0.013 - Note - 0.2 magnitude oscillations now present! Tom & Lou Krajci (8 Feb 2002)
  • HT Cas 2002.02.07UT exp=20s SARA0.9m Telescope Matt Wood (8 Feb 2002)
  • HT Cas V Photometry Donn Starkey (7 Feb 2002)
  • HT Cas, JD=313.55 - 313.65, EXP=60, Std Dev of K-C=0.007 - Note: Star has faded 1.0 magnitude in 24 hours, and is fading at almost 0.1 mag per hour. Tom & Lou Krajci (7 Feb 2002)
  • HT Cas, JD=312.56 - 312.67, EXP=60, Std Dev of K-C=0.006 - Note: View through scattered tree branches in final 30 minutes of run. Tom & Lou Krajci (6 Feb 2002)
  • CCD OBSERVATIONS OF HT Cas (Feb 06/07) Tonny Vanmunster (6 Feb 2002)