Exposure
- ID
- GRAVI.2025-11-30T07:26:27.021_1
- Header ID
- GRAVI.2025-11-30T07:26:27.021
- Date updated
- 2025-11-30 07:41:24 UTC+0000
- Release date
- 2025-11-30 07:26:27 UTC+0000
- UTC Start
- 2025-11-30 07:26:27.021
- UTC End
- 2025-11-30 07:32:27.021
- MJD Start
- 61009.31003497
- MJD End
- 61009.31420163667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005785
- Ambient temperature (°C)
- 12.21
- Seeing (arcsec)
- 0.6
Observation
- ID
- 71916
- Category
- calibrator
- Program ID
- 114.27PY.001
- Program Title
- IS THE STELLAR QUADRUPLE HD 74438 A CANDIDATE PROGENITOR OF SN IA?
- Program Type
- Normal
- PI / COI
- MERLE / JORISSEN / LIBERT / MÉRAND / PALADINI / VAN ECK
Target
- ID
- 53392
- Name
- HD_72518
- RA
- 127.776726
- DEC
- -51.77415
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 42.1380 | 42.4030 | 139.4000 | 140.2000 |
| A0-J2 | 126.4440 | 126.8740 | 78.8000 | 80.0000 |
| A0-J6 | 159.5310 | 159.1980 | 19.0890 | 19.9940 |
| B5-J2 | 111.9630 | 111.9860 | 59.6000 | 60.9000 |
| B5-J6 | 184.4080 | 184.2090 | 7.7110 | 8.5190 |
| J2-J6 | 145.1330 | 145.8350 | 330.3310 | 331.0810 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27PY.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 61009.31003497 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 72518 |
| HIERARCH ESO INS SOBJ NAME | HD_72518 |
| RA | 127.776726 |
| DEC | -51.77415 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 379.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 36 |
| HIERARCH ESO ISS PBL12 START | 42.138 |
| HIERARCH ESO ISS PBL12 END | 42.403 |
| HIERARCH ESO ISS PBLA12 START | 139.4 |
| HIERARCH ESO ISS PBLA12 END | 140.2 |
| HIERARCH ESO ISS PBL13 START | 126.444 |
| HIERARCH ESO ISS PBL13 END | 126.874 |
| HIERARCH ESO ISS PBLA13 START | 78.8 |
| HIERARCH ESO ISS PBLA13 END | 80.0 |
| HIERARCH ESO ISS PBL14 START | 159.531 |
| HIERARCH ESO ISS PBL14 END | 159.198 |
| HIERARCH ESO ISS PBLA14 START | 19.089 |
| HIERARCH ESO ISS PBLA14 END | 19.994 |
| HIERARCH ESO ISS PBL23 START | 111.963 |
| HIERARCH ESO ISS PBL23 END | 111.986 |
| HIERARCH ESO ISS PBLA23 START | 59.6 |
| HIERARCH ESO ISS PBLA23 END | 60.9 |
| HIERARCH ESO ISS PBL24 START | 184.408 |
| HIERARCH ESO ISS PBL24 END | 184.209 |
| HIERARCH ESO ISS PBLA24 START | 7.711 |
| HIERARCH ESO ISS PBLA24 END | 8.519 |
| HIERARCH ESO ISS PBL34 START | 145.133 |
| HIERARCH ESO ISS PBL34 END | 145.835 |
| HIERARCH ESO ISS PBLA34 START | 330.331 |
| HIERARCH ESO ISS PBLA34 END | 331.081 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004785 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006785 |
| HIERARCH ESO ISS AMBI TEMP | 12.21 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |