Exposure
- ID
- GRAVI.2023-09-09T07:47:06.715_1
- Header ID
- GRAVI.2023-09-09T07:47:06.715
- Date updated
- 2025-03-26 15:25:19 UTC+0000
- Release date
- 2023-09-09 07:47:06 UTC+0000
- UTC Start
- 2023-09-09 07:47:06.715
- UTC End
- 2023-09-09 07:52:26.715
- MJD Start
- 60196.32438328
- MJD End
- 60196.3280869837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0022505
- Ambient temperature (°C)
- 12.81
- Seeing (arcsec)
- 1.1749999999999998
Observation
- ID
- 56940
- Category
- calibrator
- Program ID
- 112.263J.001
- Program Title
- PHOTOCENTER DISPLACEMENT AS A PROBE FOR CHARACTERISING AGB STARS
- Program Type
- Normal
- PI / COI
- BÉGUIN / CHIAVASSA / WITTKOWSKI / SCHULTHEIS / FREYTAG / CREEVEY / MILLOUR / MONTARGES
Target
- ID
- 42211
- Name
- HD_6761
- RA
- 17.088719
- DEC
- 9.9082
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 78.3120 | 77.2490 | 111.4000 | 111.5000 |
| A0-J2 | 122.6190 | 121.5740 | 89.4000 | 89.1000 |
| A0-K0 | 127.4100 | 127.0930 | 71.4440 | 71.1460 |
| G1-J2 | 58.0510 | 58.1340 | 58.9000 | 58.7000 |
| G1-K0 | 84.1350 | 84.5960 | 34.6940 | 34.8940 |
| J2-K0 | 39.2510 | 39.2230 | 357.3280 | 358.1140 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.263J.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60196.32438328 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 6761 |
| HIERARCH ESO INS SOBJ NAME | HD_6761 |
| RA | 17.088719 |
| DEC | 9.9082 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 78.312 |
| HIERARCH ESO ISS PBL12 END | 77.249 |
| HIERARCH ESO ISS PBLA12 START | 111.4 |
| HIERARCH ESO ISS PBLA12 END | 111.5 |
| HIERARCH ESO ISS PBL13 START | 122.619 |
| HIERARCH ESO ISS PBL13 END | 121.574 |
| HIERARCH ESO ISS PBLA13 START | 89.4 |
| HIERARCH ESO ISS PBLA13 END | 89.1 |
| HIERARCH ESO ISS PBL14 START | 127.41 |
| HIERARCH ESO ISS PBL14 END | 127.093 |
| HIERARCH ESO ISS PBLA14 START | 71.444 |
| HIERARCH ESO ISS PBLA14 END | 71.146 |
| HIERARCH ESO ISS PBL23 START | 58.051 |
| HIERARCH ESO ISS PBL23 END | 58.134 |
| HIERARCH ESO ISS PBLA23 START | 58.9 |
| HIERARCH ESO ISS PBLA23 END | 58.7 |
| HIERARCH ESO ISS PBL24 START | 84.135 |
| HIERARCH ESO ISS PBL24 END | 84.596 |
| HIERARCH ESO ISS PBLA24 START | 34.694 |
| HIERARCH ESO ISS PBLA24 END | 34.894 |
| HIERARCH ESO ISS PBL34 START | 39.251 |
| HIERARCH ESO ISS PBL34 END | 39.223 |
| HIERARCH ESO ISS PBLA34 START | 357.328 |
| HIERARCH ESO ISS PBLA34 END | 358.114 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002235 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002266 |
| HIERARCH ESO ISS AMBI TEMP | 12.81 |
| HIERARCH ESO ISS AMBI FWHM START | 1.14 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |