Exposure
- ID
- GRAVI.2022-09-28T03:12:26.954_1
- Header ID
- GRAVI.2022-09-28T03:12:26.954
- Date updated
- 2022-09-28 03:25:46 UTC+0000
- Release date
- 2023-09-28 03:25:46 UTC+0000
- UTC Start
- 2022-09-28 03:12:26.954
- UTC End
- 2022-09-28 03:16:26.954
- MJD Start
- 59850.1336453
- MJD End
- 59850.1364230778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037855
- Ambient temperature (°C)
- 4.64
- Seeing (arcsec)
- 0.9
Observation
- ID
- 52548
- Category
- science
- Program ID
- 109.22XY.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ GIEREN/ KERVELLA/ MÉRAND
Target
- ID
- 39054
- Name
- HR7578
- RA
- 298.572033
- DEC
- -23.94315
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 75.9910 | 75.4960 | 143.7000 | 144.6000 |
| A0-J2 | 98.3940 | 97.1050 | 116.2000 | 117.0000 |
| A0-J3 | 111.3370 | 110.2930 | 57.5820 | 57.6720 |
| G1-J2 | 46.8170 | 46.2640 | 67.6000 | 67.8000 |
| G1-J3 | 130.4770 | 130.3300 | 22.0520 | 22.3260 |
| J2-J3 | 103.2800 | 103.2920 | 3.1560 | 3.7030 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.22XY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 59850.1336453 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR7578 |
| HIERARCH ESO INS SOBJ NAME | HR7578 |
| RA | 298.572033 |
| DEC | -23.94315 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 75.991 |
| HIERARCH ESO ISS PBL12 END | 75.496 |
| HIERARCH ESO ISS PBLA12 START | 143.7 |
| HIERARCH ESO ISS PBLA12 END | 144.6 |
| HIERARCH ESO ISS PBL13 START | 98.394 |
| HIERARCH ESO ISS PBL13 END | 97.105 |
| HIERARCH ESO ISS PBLA13 START | 116.2 |
| HIERARCH ESO ISS PBLA13 END | 117.0 |
| HIERARCH ESO ISS PBL14 START | 111.337 |
| HIERARCH ESO ISS PBL14 END | 110.293 |
| HIERARCH ESO ISS PBLA14 START | 57.582 |
| HIERARCH ESO ISS PBLA14 END | 57.672 |
| HIERARCH ESO ISS PBL23 START | 46.817 |
| HIERARCH ESO ISS PBL23 END | 46.264 |
| HIERARCH ESO ISS PBLA23 START | 67.6 |
| HIERARCH ESO ISS PBLA23 END | 67.8 |
| HIERARCH ESO ISS PBL24 START | 130.477 |
| HIERARCH ESO ISS PBL24 END | 130.33 |
| HIERARCH ESO ISS PBLA24 START | 22.052 |
| HIERARCH ESO ISS PBLA24 END | 22.326 |
| HIERARCH ESO ISS PBL34 START | 103.28 |
| HIERARCH ESO ISS PBL34 END | 103.292 |
| HIERARCH ESO ISS PBLA34 START | 3.156 |
| HIERARCH ESO ISS PBLA34 END | 3.703 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003726 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003845 |
| HIERARCH ESO ISS AMBI TEMP | 4.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.9 |
| HIERARCH ESO ISS AMBI FWHM END | 0.9 |