Exposure
- ID
- GRAVI.2022-05-30T09:18:29.278_1
- Header ID
- GRAVI.2022-05-30T09:18:29.278
- Date updated
- 2022-05-30 09:31:11 UTC+0000
- Release date
- 2023-05-30 09:31:11 UTC+0000
- UTC Start
- 2022-05-30 09:18:29.278
- UTC End
- 2022-05-30 09:22:29.278
- MJD Start
- 59729.38783886
- MJD End
- 59729.3906166378
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0025695
- Ambient temperature (°C)
- 4.53
- Seeing (arcsec)
- 0.625
Observation
- ID
- 51084
- 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
- 38089
- Name
- HR7578
- RA
- 298.573269
- DEC
- -23.94312
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| K0-G2 | 65.5140 | 65.1780 | 279.2000 | 279.7000 |
| K0-D0 | 92.3670 | 91.9210 | 257.8000 | 258.2000 |
| K0-J3 | 56.1230 | 56.0850 | 341.3710 | 341.9210 |
| G2-D0 | 39.4390 | 39.3630 | 220.5000 | 220.8000 |
| G2-J3 | 63.2970 | 63.1360 | 47.5990 | 47.8970 |
| D0-J3 | 102.5500 | 102.3140 | 44.8810 | 45.1800 |
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 | 59729.38783886 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HR7578 |
| HIERARCH ESO INS SOBJ NAME | HR7578 |
| RA | 298.573269 |
| DEC | -23.94312 |
| HIERARCH ESO INS SPEC RES | HIGH |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | K0 |
| HIERARCH ESO ISS CONF STATION2 | G2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| 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 | 65.514 |
| HIERARCH ESO ISS PBL12 END | 65.178 |
| HIERARCH ESO ISS PBLA12 START | 279.2 |
| HIERARCH ESO ISS PBLA12 END | 279.7 |
| HIERARCH ESO ISS PBL13 START | 92.367 |
| HIERARCH ESO ISS PBL13 END | 91.921 |
| HIERARCH ESO ISS PBLA13 START | 257.8 |
| HIERARCH ESO ISS PBLA13 END | 258.2 |
| HIERARCH ESO ISS PBL14 START | 56.123 |
| HIERARCH ESO ISS PBL14 END | 56.085 |
| HIERARCH ESO ISS PBLA14 START | 341.371 |
| HIERARCH ESO ISS PBLA14 END | 341.921 |
| HIERARCH ESO ISS PBL23 START | 39.439 |
| HIERARCH ESO ISS PBL23 END | 39.363 |
| HIERARCH ESO ISS PBLA23 START | 220.5 |
| HIERARCH ESO ISS PBLA23 END | 220.8 |
| HIERARCH ESO ISS PBL24 START | 63.297 |
| HIERARCH ESO ISS PBL24 END | 63.136 |
| HIERARCH ESO ISS PBLA24 START | 47.599 |
| HIERARCH ESO ISS PBLA24 END | 47.897 |
| HIERARCH ESO ISS PBL34 START | 102.55 |
| HIERARCH ESO ISS PBL34 END | 102.314 |
| HIERARCH ESO ISS PBLA34 START | 44.881 |
| HIERARCH ESO ISS PBLA34 END | 45.18 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002241 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002898 |
| HIERARCH ESO ISS AMBI TEMP | 4.53 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |