Exposure
- ID
- GRAVI.2025-10-08T08:27:17.615_1
- Header ID
- GRAVI.2025-10-08T08:27:17.615
- Date updated
- 2025-10-08 08:40:47 UTC+0000
- Release date
- 2026-10-08 08:40:47 UTC+0000
- UTC Start
- 2025-10-08 08:27:17.615
- UTC End
- 2025-10-08 08:33:17.615
- MJD Start
- 60956.35228721
- MJD End
- 60956.356453876666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0028339999999999997
- Ambient temperature (°C)
- 9.05
- Seeing (arcsec)
- 1.415
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 | 88.8020 | 89.0630 | 114.0000 | 115.1000 |
| A0-J2 | 129.2200 | 129.2360 | 93.0000 | 94.2000 |
| A0-K0 | 126.4480 | 126.1060 | 73.4470 | 74.6410 |
| G1-J2 | 56.1330 | 55.9000 | 58.6000 | 59.7000 |
| G1-K0 | 82.4650 | 82.1490 | 29.0640 | 29.9130 |
| J2-K0 | 43.5120 | 43.5760 | 349.6310 | 350.3890 |
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 | 60956.35228721 |
| 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 | 88.802 |
| HIERARCH ESO ISS PBL12 END | 89.063 |
| HIERARCH ESO ISS PBLA12 START | 114.0 |
| HIERARCH ESO ISS PBLA12 END | 115.1 |
| HIERARCH ESO ISS PBL13 START | 129.22 |
| HIERARCH ESO ISS PBL13 END | 129.236 |
| HIERARCH ESO ISS PBLA13 START | 93.0 |
| HIERARCH ESO ISS PBLA13 END | 94.2 |
| HIERARCH ESO ISS PBL14 START | 126.448 |
| HIERARCH ESO ISS PBL14 END | 126.106 |
| HIERARCH ESO ISS PBLA14 START | 73.447 |
| HIERARCH ESO ISS PBLA14 END | 74.641 |
| HIERARCH ESO ISS PBL23 START | 56.133 |
| HIERARCH ESO ISS PBL23 END | 55.9 |
| HIERARCH ESO ISS PBLA23 START | 58.6 |
| HIERARCH ESO ISS PBLA23 END | 59.7 |
| HIERARCH ESO ISS PBL24 START | 82.465 |
| HIERARCH ESO ISS PBL24 END | 82.149 |
| HIERARCH ESO ISS PBLA24 START | 29.064 |
| HIERARCH ESO ISS PBLA24 END | 29.913 |
| HIERARCH ESO ISS PBL34 START | 43.512 |
| HIERARCH ESO ISS PBL34 END | 43.576 |
| HIERARCH ESO ISS PBLA34 START | 349.631 |
| HIERARCH ESO ISS PBLA34 END | 350.389 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00291 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002758 |
| HIERARCH ESO ISS AMBI TEMP | 9.05 |
| HIERARCH ESO ISS AMBI FWHM START | 1.36 |
| HIERARCH ESO ISS AMBI FWHM END | 1.47 |