Exposure
- ID
- GRAVI.2025-12-13T02:32:24.057_1
- Header ID
- GRAVI.2025-12-13T02:32:24.057
- Date updated
- 2025-12-13 02:45:51 UTC+0000
- Release date
- 2025-12-13 02:32:24 UTC+0000
- UTC Start
- 2025-12-13 02:32:24.057
- UTC End
- 2025-12-13 02:39:04.057
- MJD Start
- 61022.10583399
- MJD End
- 61022.110463619625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003116
- Ambient temperature (°C)
- 9.57
- Seeing (arcsec)
- 0.895
Observation
- ID
- 72255
- Category
- calibrator
- 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
- 53661
- Name
- HD_30940
- RA
- 72.373652
- DEC
- -47.0487
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 82.3720 | 83.1200 | 98.9000 | 100.0000 |
| A0-J2 | 123.9140 | 124.6260 | 75.6000 | 76.9000 |
| A0-K0 | 127.0700 | 127.3130 | 55.5780 | 56.9220 |
| G1-J2 | 58.2240 | 58.2070 | 41.5000 | 42.8000 |
| G1-K0 | 87.7040 | 87.5750 | 15.4980 | 16.4760 |
| J2-K0 | 43.6610 | 43.8120 | 339.6580 | 340.3860 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28SD.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 61022.10583399 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 30940 |
| HIERARCH ESO INS SOBJ NAME | HD_30940 |
| RA | 72.373652 |
| DEC | -47.0487 |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 82.372 |
| HIERARCH ESO ISS PBL12 END | 83.12 |
| HIERARCH ESO ISS PBLA12 START | 98.9 |
| HIERARCH ESO ISS PBLA12 END | 100.0 |
| HIERARCH ESO ISS PBL13 START | 123.914 |
| HIERARCH ESO ISS PBL13 END | 124.626 |
| HIERARCH ESO ISS PBLA13 START | 75.6 |
| HIERARCH ESO ISS PBLA13 END | 76.9 |
| HIERARCH ESO ISS PBL14 START | 127.07 |
| HIERARCH ESO ISS PBL14 END | 127.313 |
| HIERARCH ESO ISS PBLA14 START | 55.578 |
| HIERARCH ESO ISS PBLA14 END | 56.922 |
| HIERARCH ESO ISS PBL23 START | 58.224 |
| HIERARCH ESO ISS PBL23 END | 58.207 |
| HIERARCH ESO ISS PBLA23 START | 41.5 |
| HIERARCH ESO ISS PBLA23 END | 42.8 |
| HIERARCH ESO ISS PBL24 START | 87.704 |
| HIERARCH ESO ISS PBL24 END | 87.575 |
| HIERARCH ESO ISS PBLA24 START | 15.498 |
| HIERARCH ESO ISS PBLA24 END | 16.476 |
| HIERARCH ESO ISS PBL34 START | 43.661 |
| HIERARCH ESO ISS PBL34 END | 43.812 |
| HIERARCH ESO ISS PBLA34 START | 339.658 |
| HIERARCH ESO ISS PBLA34 END | 340.386 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003191 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003041 |
| HIERARCH ESO ISS AMBI TEMP | 9.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.87 |