Exposure
- ID
- GRAVI.2025-10-08T06:02:41.247_1
- Header ID
- GRAVI.2025-10-08T06:02:41.247
- Date updated
- 2025-10-08 06:20:41 UTC+0000
- Release date
- 2026-10-08 06:20:40 UTC+0000
- UTC Start
- 2025-10-08 06:02:41.247
- UTC End
- 2025-10-08 06:08:41.247
- MJD Start
- 60956.25186628
- MJD End
- 60956.256032946665
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0024200000000000003
- Ambient temperature (°C)
- 9.69
- Seeing (arcsec)
- 1.6749999999999998
Observation
- ID
- 70850
- Category
- science
- Program ID
- 116.28SD.001
- Program Title
- CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
- Program Type
- Normal
- PI / COI
- LU / KRAUS / BECK
Target
- ID
- 52567
- Name
- HD_31244
- RA
- 72.858977
- DEC
- -51.72549
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 75.8850 | 76.7160 | 86.8000 | 88.1000 |
| A0-J2 | 119.2570 | 120.0070 | 63.3000 | 64.7000 |
| A0-K0 | 125.9420 | 126.2080 | 44.5190 | 45.8780 |
| G1-J2 | 58.2270 | 58.2290 | 31.9000 | 33.1000 |
| G1-K0 | 86.4950 | 86.4250 | 8.3380 | 9.2780 |
| J2-K0 | 40.4430 | 40.6470 | 333.2780 | 333.9350 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28SD.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60956.25186628 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 31244 |
| HIERARCH ESO INS SOBJ NAME | HD_31244 |
| RA | 72.858977 |
| DEC | -51.72549 |
| 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 | K0 |
| EXPTIME | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 75.885 |
| HIERARCH ESO ISS PBL12 END | 76.716 |
| HIERARCH ESO ISS PBLA12 START | 86.8 |
| HIERARCH ESO ISS PBLA12 END | 88.1 |
| HIERARCH ESO ISS PBL13 START | 119.257 |
| HIERARCH ESO ISS PBL13 END | 120.007 |
| HIERARCH ESO ISS PBLA13 START | 63.3 |
| HIERARCH ESO ISS PBLA13 END | 64.7 |
| HIERARCH ESO ISS PBL14 START | 125.942 |
| HIERARCH ESO ISS PBL14 END | 126.208 |
| HIERARCH ESO ISS PBLA14 START | 44.519 |
| HIERARCH ESO ISS PBLA14 END | 45.878 |
| HIERARCH ESO ISS PBL23 START | 58.227 |
| HIERARCH ESO ISS PBL23 END | 58.229 |
| HIERARCH ESO ISS PBLA23 START | 31.9 |
| HIERARCH ESO ISS PBLA23 END | 33.1 |
| HIERARCH ESO ISS PBL24 START | 86.495 |
| HIERARCH ESO ISS PBL24 END | 86.425 |
| HIERARCH ESO ISS PBLA24 START | 8.338 |
| HIERARCH ESO ISS PBLA24 END | 9.278 |
| HIERARCH ESO ISS PBL34 START | 40.443 |
| HIERARCH ESO ISS PBL34 END | 40.647 |
| HIERARCH ESO ISS PBLA34 START | 333.278 |
| HIERARCH ESO ISS PBLA34 END | 333.935 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002284 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002556 |
| HIERARCH ESO ISS AMBI TEMP | 9.69 |
| HIERARCH ESO ISS AMBI FWHM START | 1.69 |
| HIERARCH ESO ISS AMBI FWHM END | 1.66 |