Exposure
- ID
- GRAVI.2021-09-01T08:14:13.972_1
- Header ID
- GRAVI.2021-09-01T08:14:13.972
- Date updated
- 2021-09-01 08:30:58 UTC+0000
- Release date
- 2022-09-01 08:30:58 UTC+0000
- UTC Start
- 2021-09-01 08:14:13.972
- UTC End
- 2021-09-01 08:15:49.972
- MJD Start
- 59458.34321727
- MJD End
- 59458.3443283811
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003556
- Ambient temperature (°C)
- 12.5
- Seeing (arcsec)
- 0.75
Observation
- ID
- 48061
- Category
- science
- Program ID
- 104.20UZ.001
- Program Title
- BETELGEUSE IS BECOMING FAINTER: THE HIGH ANGULAR RESOLUTION RESPONSE
- Program Type
- ToO
- PI / COI
- MONTARGES/ CANTALLOUBE/ HUBY/ CANNON/ KERVELLA/ LAGADEC/ DUPREE/ DECIN/ LEBRE/ PERRIN/ LOPEZ ARISTE
Target
- ID
- 36067
- Name
- Betelgeuse
- RA
- 88.790831
- DEC
- 7.40712
Instrument
Projected baselines
Baseline | Length start | Length end | Angle start | Angle end |
---|---|---|---|---|
A0-B2 | 24.7100 | 24.7580 | 140.7000 | 140.5000 |
A0-D0 | 14.9210 | 15.2850 | 66.9000 | 67.4000 |
A0-C1 | 18.4840 | 18.6320 | 125.7440 | 125.3140 |
B2-D0 | 25.0550 | 25.0310 | 355.6000 | 356.2000 |
B2-C1 | 8.3500 | 8.3430 | 355.5360 | 356.1640 |
D0-C1 | 16.7040 | 16.6890 | 175.5890 | 176.2180 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 104.20UZ.001 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
MJD-OBS | 59458.34321727 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | Betelgeuse |
HIERARCH ESO INS SOBJ NAME | Betelgeuse |
RA | 88.790831 |
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 | 24.71 |
HIERARCH ESO ISS PBL12 END | 24.758 |
HIERARCH ESO ISS PBLA12 START | 140.7 |
HIERARCH ESO ISS PBLA12 END | 140.5 |
HIERARCH ESO ISS PBL13 START | 14.921 |
HIERARCH ESO ISS PBL13 END | 15.285 |
HIERARCH ESO ISS PBLA13 START | 66.9 |
HIERARCH ESO ISS PBLA13 END | 67.4 |
HIERARCH ESO ISS PBL14 START | 18.484 |
HIERARCH ESO ISS PBL14 END | 18.632 |
HIERARCH ESO ISS PBLA14 START | 125.744 |
HIERARCH ESO ISS PBLA14 END | 125.314 |
HIERARCH ESO ISS PBL23 START | 25.055 |
HIERARCH ESO ISS PBL23 END | 25.031 |
HIERARCH ESO ISS PBLA23 START | 355.6 |
HIERARCH ESO ISS PBLA23 END | 356.2 |
HIERARCH ESO ISS PBL24 START | 8.35 |
HIERARCH ESO ISS PBL24 END | 8.343 |
HIERARCH ESO ISS PBLA24 START | 355.536 |
HIERARCH ESO ISS PBLA24 END | 356.164 |
HIERARCH ESO ISS PBL34 START | 16.704 |
HIERARCH ESO ISS PBL34 END | 16.689 |
HIERARCH ESO ISS PBLA34 START | 175.589 |
HIERARCH ESO ISS PBLA34 END | 176.218 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003732 |
HIERARCH ESO ISS AMBI TAU0 END | 0.00338 |
HIERARCH ESO ISS AMBI TEMP | 12.5 |
HIERARCH ESO ISS AMBI FWHM START | 0.75 |
HIERARCH ESO ISS AMBI FWHM END | 0.75 |