Exposure
- ID
- GRAVI.2021-11-03T05:21:15.717_1
- Header ID
- GRAVI.2021-11-03T05:21:15.717
- Date updated
- 2021-11-03 05:35:40 UTC+0000
- Release date
- 2022-11-03 05:35:40 UTC+0000
- UTC Start
- 2021-11-03 05:21:15.717
- UTC End
- 2021-11-03 05:22:51.717
- MJD Start
- 59521.22309858
- MJD End
- 59521.2242096911
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008665
- Ambient temperature (°C)
- 11.71
- Seeing (arcsec)
- 0.345
Observation
- ID
- 48713
- Category
- science
- Program ID
- 108.224U.001
- Program Title
- SPATIALLY RESOLVING BETELGEUSE AND VY CMA, THE CORNERSTONES OF THE RED SUPERGIANT FAMILY
- Program Type
- Normal
- PI / COI
- MONTARGES/ LEBRE/ DUPREE/ HUMPHREYS/ CANNON/ LAGADEC/ SCICLUNA/ KERVELLA/ DE KOTER/ LOPEZ ARISTE/ SANCHEZ/ PALADINI/ DECIN/ KRAVCHENKO/ WITTKOWSKI/ NORRIS/ CHIAVASSA/ RIDGWAY/ PERRIN/ HAUBOIS/ CANTALLOUBE/ RAU/ BRUNO
Target
- ID
- 36483
- Name
- Betelgeuse
- RA
- 88.790832
- DEC
- 7.40712
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-B2 | 25.2990 | 25.2980 | 136.7000 | 136.6000 |
A0-D0 | 22.7470 | 23.0480 | 73.1000 | 73.2000 |
A0-C1 | 21.3390 | 21.4300 | 118.1900 | 117.9520 |
B2-D0 | 25.4190 | 25.4750 | 10.0000 | 10.6000 |
B2-C1 | 8.4700 | 8.4890 | 9.9630 | 10.5570 |
D0-C1 | 16.9490 | 16.9870 | 190.0380 | 190.6330 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 108.224U.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59521.22309858 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | Betelgeuse |
HIERARCH ESO INS SOBJ NAME | Betelgeuse |
RA | 88.790832 |
DEC | 7.40712 |
HIERARCH ESO INS SPEC RES | HIGH |
HIERARCH ESO INS POLA MODE | SPLIT |
HIERARCH ESO ISS CONF NTEL | 4 |
HIERARCH ESO ISS CONF STATION1 | A0 |
HIERARCH ESO ISS CONF STATION2 | B2 |
HIERARCH ESO ISS CONF STATION3 | D0 |
HIERARCH ESO ISS CONF STATION4 | C1 |
EXPTIME | 194.0 |
HIERARCH ESO DET2 SEQ1 DIT | 0.3 |
HIERARCH ESO DET2 NDIT | 320 |
HIERARCH ESO ISS PBL12 START | 25.299 |
HIERARCH ESO ISS PBL12 END | 25.298 |
HIERARCH ESO ISS PBLA12 START | 136.7 |
HIERARCH ESO ISS PBLA12 END | 136.6 |
HIERARCH ESO ISS PBL13 START | 22.747 |
HIERARCH ESO ISS PBL13 END | 23.048 |
HIERARCH ESO ISS PBLA13 START | 73.1 |
HIERARCH ESO ISS PBLA13 END | 73.2 |
HIERARCH ESO ISS PBL14 START | 21.339 |
HIERARCH ESO ISS PBL14 END | 21.43 |
HIERARCH ESO ISS PBLA14 START | 118.19 |
HIERARCH ESO ISS PBLA14 END | 117.952 |
HIERARCH ESO ISS PBL23 START | 25.419 |
HIERARCH ESO ISS PBL23 END | 25.475 |
HIERARCH ESO ISS PBLA23 START | 10.0 |
HIERARCH ESO ISS PBLA23 END | 10.6 |
HIERARCH ESO ISS PBL24 START | 8.47 |
HIERARCH ESO ISS PBL24 END | 8.489 |
HIERARCH ESO ISS PBLA24 START | 9.963 |
HIERARCH ESO ISS PBLA24 END | 10.557 |
HIERARCH ESO ISS PBL34 START | 16.949 |
HIERARCH ESO ISS PBL34 END | 16.987 |
HIERARCH ESO ISS PBLA34 START | 190.038 |
HIERARCH ESO ISS PBLA34 END | 190.633 |
HIERARCH ESO ISS AMBI TAU0 START | 0.008474 |
HIERARCH ESO ISS AMBI TAU0 END | 0.008856 |
HIERARCH ESO ISS AMBI TEMP | 11.71 |
HIERARCH ESO ISS AMBI FWHM START | 0.34 |
HIERARCH ESO ISS AMBI FWHM END | 0.35 |