Exposure
- ID
- GRAVI.2025-12-13T06:18:21.632_1
- Header ID
- GRAVI.2025-12-13T06:18:21.632
- Date updated
- 2025-12-13 06:36:15 UTC+0000
- Release date
- 2026-12-13 06:36:14 UTC+0000
- UTC Start
- 2025-12-13 06:18:21.632
- UTC End
- 2025-12-13 06:24:21.632
- MJD Start
- 61022.26275037
- MJD End
- 61022.266917036664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002157
- Ambient temperature (°C)
- 10.43
- Seeing (arcsec)
- 1.27
Observation
- ID
- 72260
- Category
- science
- Program ID
- 116.28SD.002
- Program Title
- CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
- Program Type
- Normal
- PI / COI
- LU / KRAUS / BECK
Target
- ID
- 53666
- Name
- HD_28550
- RA
- 67.113605
- DEC
- -37.61374
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.8040 | 85.4170 | 142.0000 | 143.3000 |
| A0-J2 | 113.0940 | 111.8940 | 119.3000 | 120.6000 |
| A0-K0 | 105.2630 | 103.6590 | 94.4900 | 95.5270 |
| G1-J2 | 47.4540 | 46.7320 | 75.0000 | 75.7000 |
| G1-K0 | 79.0680 | 78.4240 | 41.2870 | 41.7180 |
| J2-K0 | 47.5570 | 47.5260 | 7.6510 | 8.3420 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28SD.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 61022.26275037 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 28550 |
| HIERARCH ESO INS SOBJ NAME | HD_28550 |
| RA | 67.113605 |
| DEC | -37.61374 |
| 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 | 85.804 |
| HIERARCH ESO ISS PBL12 END | 85.417 |
| HIERARCH ESO ISS PBLA12 START | 142.0 |
| HIERARCH ESO ISS PBLA12 END | 143.3 |
| HIERARCH ESO ISS PBL13 START | 113.094 |
| HIERARCH ESO ISS PBL13 END | 111.894 |
| HIERARCH ESO ISS PBLA13 START | 119.3 |
| HIERARCH ESO ISS PBLA13 END | 120.6 |
| HIERARCH ESO ISS PBL14 START | 105.263 |
| HIERARCH ESO ISS PBL14 END | 103.659 |
| HIERARCH ESO ISS PBLA14 START | 94.49 |
| HIERARCH ESO ISS PBLA14 END | 95.527 |
| HIERARCH ESO ISS PBL23 START | 47.454 |
| HIERARCH ESO ISS PBL23 END | 46.732 |
| HIERARCH ESO ISS PBLA23 START | 75.0 |
| HIERARCH ESO ISS PBLA23 END | 75.7 |
| HIERARCH ESO ISS PBL24 START | 79.068 |
| HIERARCH ESO ISS PBL24 END | 78.424 |
| HIERARCH ESO ISS PBLA24 START | 41.287 |
| HIERARCH ESO ISS PBLA24 END | 41.718 |
| HIERARCH ESO ISS PBL34 START | 47.557 |
| HIERARCH ESO ISS PBL34 END | 47.526 |
| HIERARCH ESO ISS PBLA34 START | 7.651 |
| HIERARCH ESO ISS PBLA34 END | 8.342 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002136 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002178 |
| HIERARCH ESO ISS AMBI TEMP | 10.43 |
| HIERARCH ESO ISS AMBI FWHM START | 1.28 |
| HIERARCH ESO ISS AMBI FWHM END | 1.26 |