AAVSO: American Association of Variable Star Observers
Login

WebObs Search Results

Showing 49,575 observations for alf Ori from 1493 observers

Star JD Calendar Date Magnitude Error Filter Observer
alpha Ori 2460389.83 2024 Mar. 20.33000 0.33 Vis. ERW Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.18 beta Ori 0.40 alpha CMi No Skymap BK Naked eye
ALF ORI 2460389.6620 2024 Mar. 20.16200 0.751 0.006 V CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
SAO 112958 (-3.458) SAO 113186 (-6.763) Yes PEP |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|INDEX=BV|DELTA=0.890|K_V_EST=0.17|TV_BV=-0.023|CREFMAG=4.082|PROG=TJC_PEP_20230817|
ALF ORI 2460389.6615 2024 Mar. 20.16150 2.598 0.001 B CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
SAO 112958 (-2.641) SAO 113186 (-5.197) Yes PEP |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|INDEX=BV|DELTA=0.890|K_B_EST=0.30|KK_B=-0.040|TB_BV=0.078|CREFMAG=5.039|PROG=TJC_PEP_20230817|
Alf Ori 2460389.59948 2024 Mar. 20.09948 0.7 Vis. SBRE Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No NA K Sky & Telescope chart
Alf Ori 2460389.34375 2024 Mar. 19.84375 0.8 Vis. HJAI Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No wide angle sky map B
Betelgeuse 2460389.31944 2024 Mar. 19.81944 0.6 Vis. MPIB Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.4 (Procyon) 0.9 (Aldebaran) No Stellarium 1.2 B Strong Moonlight (illumination 75%). Naked eye observation.
ALF ORI 2460389.2403 2024 Mar. 19.74030 0.749 0.023 V NOT Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
Ensemble GAM ORI (1.624) Yes GCPD BUK at twilight; haze; CMOS camera; Filter: V+ND1.8; stacks of 200x 0.2s; 7 comp. Stars; Tv_BV=0.024; k_v=0.38
alpha Ori 2460388.85 2024 Mar. 19.35000 0.35 Vis. ERW Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.18 beta Ori 0.40 alpha CMi No Skymap BK Naked eye
alf Ori 2460388.56181 2024 Mar. 19.06181 0.7 Vis. SNE Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No 10-star
ALF ORI 2460388.333 2024 Mar. 18.83300 0.6 Vis. MQA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.1 0.9 No AAVSO B
alf ori 2460388.01042 2024 Mar. 18.51042 0.7 Vis. SANG Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.4 0.9 No stellarium K
ALF ORI 2460387.6537 2024 Mar. 18.15370 -2.605 0.009 MI CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
HD 47105 (-2.932) HD 152614 (-2.312) Yes WING 8 BAND |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|DELTA_XATMOS_BC=1.239|K_MI_EST=0.04|I104_XFORM=0.02|CREFMAG=2.065|PROG=TJC_PEP_20230817|COMMENT=16 BIT OVERFLOWS CORRECTED; 1.04 MICRON MAGNITUDE FROM WING MB AND MI FILTERS|
ALF ORI 2460387.6526 2024 Mar. 18.15260 -1.824 0.004 MA CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
HD 47105 (-2.725) HD 152614 (-1.200) No WING TIO |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|K_MA_EST=0.09|CREFMAG=0.609|PROG=TJC_PEP_20230817|COMMENT=WING TIO PHOTOMETRY; TEMPERATURE=3589K; TEMP_ERR=+4/-4; TIO=MA-MB-0.13*(MB-MI)=0.808; CAL=48.93*TIO**2-406.4*TIO+3885K; MB_JD=2460387.6532; MB_MAG=-2.632; MB_ERR=0.009; MB_VINST=-3.038; MB_KINST=-1.673; MB_X=1.24; K_MB_EST=0.06; MB_CREFMAG=0.828; MI_JD=2460387.6537; MI_MAG=-2.629; MI_ERR=0.009; MI_VINST=-2.932; MI_KINST=-2.312; MI_X=1.24; K_MI_EST=0.04; MI_CREFMAG=2.065|
Alf Ori 2460387.29444 2024 Mar. 17.79444 0.7 Vis. MPTA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No 10 star tutorial B naked eyes
Alf Ori 2460386.9736 2024 Mar. 17.47360 0.7 Vis. SRX Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No n/a
alf Ori 2460386.65664 2024 Mar. 17.15664 1.0 Vis. JPHA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
16 No X36132FM B alf Ori was brighter than the brightest comparison star 16, so it was estimated at 1.0
Betelgeuse 2460386.38542 2024 Mar. 16.88542 0.7 Vis. MPIB Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.4 (Procyon) 0.9 (Aldebaran) No Stellarium 23.4 B First quarter Moon. Naked eye observation.
Alf Ori 2460386.2708 2024 Mar. 16.77080 0.6 Vis. WBOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.3 Procyon 0.8 Aldebaran No X24963ATG
Betelgeuse 2460385.83333 2024 Mar. 16.33333 0.86 Vis. TICA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
Bellatrix Procyon No Stellarium B
ALF ORI 2460385.6560 2024 Mar. 16.15600 0.758 0.007 V CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
SAO 112958 (-3.475) SAO 113186 (-1.562) Yes PEP |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|INDEX=BV|DELTA=0.899|K_V=0.09|TV_BV=-0.023|CREFMAG=4.082|PROG=TJC_PEP_20230817|COMMENT=UNSTABLE CONDITIONS|
ALF ORI 2460385.6555 2024 Mar. 16.15550 2.614 0.006 B CTOA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
SAO 112958 (-2.675) SAO 113186 (-0.450) Yes PEP |SCOPE=9.25IN_SCT|SENSOR=SSP3|LOC=44N/121W|INDEX=BV|DELTA=0.899|K_B=0.22|KK_B=-0.040|TB_BV=0.078|CREFMAG=5.039|PROG=TJC_PEP_20230817|COMMENT=UNSTABLE CONDITIONS|
Alf Ori 2460385.64306 2024 Mar. 16.14306 0.7 Vis. SBRE Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No NA K Sky & Telescope comparison chart
ALF ORI 2460385.60069 2024 Mar. 16.10069 0.63 Vis. SSHA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
04 09 No 10star
alf ori 2460385.46875 2024 Mar. 15.96875 0.7 Vis. MEMC Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.9 0.4 No Atlas B
ALF ORI 2460385.44236 2024 Mar. 15.94236 0.8 Vis. DCMA Details...
Comp Star Check Star Transformed Chart Comment Codes Notes
0.4 0.9 No 10 Stars 2020 B
First Previous 1, 2, 3, 4, 5 ... 1983 Next Last