Exposure
- ID
- GRAVI.2022-01-01T04:46:33.671_1
- Header ID
- GRAVI.2022-01-01T04:46:33.671
- Date updated
- 2022-01-01 04:56:06 UTC+0000
- Release date
- 2022-01-01 04:46:33 UTC+0000
- UTC Start
- 2022-01-01 04:46:33.671
- UTC End
- 2022-01-01 04:50:33.671
- MJD Start
- 59580.19900082
- MJD End
- 59580.2017785978
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004411
- Ambient temperature (°C)
- 14.98
- Seeing (arcsec)
- 0.96
Observation
- ID
- 49138
- Category
- calibrator
- Program ID
- 108.222E.001
- Program Title
- THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
- Program Type
- Normal
- PI / COI
- SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
- ID
- 36770
- Name
- HD_43687
- RA
- 94.24209
- DEC
- -12.24279
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 88.5300 | 88.2030 | 117.6000 | 117.9000 |
| A0-J2 | 127.9870 | 127.6270 | 94.4000 | 94.6000 |
| A0-J3 | 132.2280 | 132.3160 | 48.7960 | 49.0580 |
| G1-J2 | 58.2220 | 58.2290 | 57.6000 | 57.8000 |
| G1-J3 | 129.8370 | 129.9180 | 9.3190 | 9.7600 |
| J2-J3 | 100.9190 | 100.7880 | 343.8160 | 344.3050 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.222E.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59580.19900082 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 43687 |
| HIERARCH ESO INS SOBJ NAME | HD_43687 |
| RA | 94.24209 |
| DEC | -12.24279 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J3 |
| EXPTIME | 265.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 80 |
| HIERARCH ESO ISS PBL12 START | 88.53 |
| HIERARCH ESO ISS PBL12 END | 88.203 |
| HIERARCH ESO ISS PBLA12 START | 117.6 |
| HIERARCH ESO ISS PBLA12 END | 117.9 |
| HIERARCH ESO ISS PBL13 START | 127.987 |
| HIERARCH ESO ISS PBL13 END | 127.627 |
| HIERARCH ESO ISS PBLA13 START | 94.4 |
| HIERARCH ESO ISS PBLA13 END | 94.6 |
| HIERARCH ESO ISS PBL14 START | 132.228 |
| HIERARCH ESO ISS PBL14 END | 132.316 |
| HIERARCH ESO ISS PBLA14 START | 48.796 |
| HIERARCH ESO ISS PBLA14 END | 49.058 |
| HIERARCH ESO ISS PBL23 START | 58.222 |
| HIERARCH ESO ISS PBL23 END | 58.229 |
| HIERARCH ESO ISS PBLA23 START | 57.6 |
| HIERARCH ESO ISS PBLA23 END | 57.8 |
| HIERARCH ESO ISS PBL24 START | 129.837 |
| HIERARCH ESO ISS PBL24 END | 129.918 |
| HIERARCH ESO ISS PBLA24 START | 9.319 |
| HIERARCH ESO ISS PBLA24 END | 9.76 |
| HIERARCH ESO ISS PBL34 START | 100.919 |
| HIERARCH ESO ISS PBL34 END | 100.788 |
| HIERARCH ESO ISS PBLA34 START | 343.816 |
| HIERARCH ESO ISS PBLA34 END | 344.305 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004329 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004493 |
| HIERARCH ESO ISS AMBI TEMP | 14.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.87 |
| HIERARCH ESO ISS AMBI FWHM END | 1.05 |