Exposure
- ID
- GRAVI.2021-11-09T04:40:39.356_1
- Header ID
- GRAVI.2021-11-09T04:40:39.356
- Date updated
- 2021-11-09 04:55:46 UTC+0000
- Release date
- 2021-11-09 04:40:39 UTC+0000
- UTC Start
- 2021-11-09 04:40:39.356
- UTC End
- 2021-11-09 04:44:39.356
- MJD Start
- 59527.19489995
- MJD End
- 59527.1976777278
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0051405
- Ambient temperature (°C)
- 12.46
- Seeing (arcsec)
- 0.485
Observation
- ID
- 48808
- Category
- calibrator
- Program ID
- 108.221X.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
- ID
- 36559
- Name
- HD21967
- RA
- 52.870003
- DEC
- -25.75935
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.2470 | 90.3410 | 114.0000 | 114.4000 |
| A0-J2 | 128.8650 | 129.0100 | 90.8000 | 91.2000 |
| A0-J3 | 132.3140 | 132.3670 | 43.9000 | 44.3820 |
| G1-J2 | 58.1560 | 58.1900 | 53.0000 | 53.4000 |
| G1-J3 | 132.3980 | 132.3960 | 4.0340 | 4.4800 |
| J2-J3 | 103.8900 | 103.9140 | 339.0740 | 339.4960 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.221X.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59527.19489995 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD21967 |
| HIERARCH ESO INS SOBJ NAME | HD21967 |
| RA | 52.870003 |
| DEC | -25.75935 |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 90.247 |
| HIERARCH ESO ISS PBL12 END | 90.341 |
| HIERARCH ESO ISS PBLA12 START | 114.0 |
| HIERARCH ESO ISS PBLA12 END | 114.4 |
| HIERARCH ESO ISS PBL13 START | 128.865 |
| HIERARCH ESO ISS PBL13 END | 129.01 |
| HIERARCH ESO ISS PBLA13 START | 90.8 |
| HIERARCH ESO ISS PBLA13 END | 91.2 |
| HIERARCH ESO ISS PBL14 START | 132.314 |
| HIERARCH ESO ISS PBL14 END | 132.367 |
| HIERARCH ESO ISS PBLA14 START | 43.9 |
| HIERARCH ESO ISS PBLA14 END | 44.382 |
| HIERARCH ESO ISS PBL23 START | 58.156 |
| HIERARCH ESO ISS PBL23 END | 58.19 |
| HIERARCH ESO ISS PBLA23 START | 53.0 |
| HIERARCH ESO ISS PBLA23 END | 53.4 |
| HIERARCH ESO ISS PBL24 START | 132.398 |
| HIERARCH ESO ISS PBL24 END | 132.396 |
| HIERARCH ESO ISS PBLA24 START | 4.034 |
| HIERARCH ESO ISS PBLA24 END | 4.48 |
| HIERARCH ESO ISS PBL34 START | 103.89 |
| HIERARCH ESO ISS PBL34 END | 103.914 |
| HIERARCH ESO ISS PBLA34 START | 339.074 |
| HIERARCH ESO ISS PBLA34 END | 339.496 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004728 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005553 |
| HIERARCH ESO ISS AMBI TEMP | 12.46 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.45 |