Exposure
- ID
- GRAVI.2025-11-30T05:15:38.688_1
- Header ID
- GRAVI.2025-11-30T05:15:38.688
- Date updated
- 2025-11-30 05:30:53 UTC+0000
- Release date
- 2026-11-30 05:30:53 UTC+0000
- UTC Start
- 2025-11-30 05:15:38.688
- UTC End
- 2025-11-30 05:22:18.688
- MJD Start
- 61009.21919778
- MJD End
- 61009.22382740963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006177
- Ambient temperature (°C)
- 12.98
- Seeing (arcsec)
- 0.81
Observation
- ID
- 71910
- 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
- 53386
- Name
- HD_69957
- RA
- 124.04153
- DEC
- -59.71576
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 32.9090 | 33.3830 | 118.6000 | 119.6000 |
| A0-J2 | 118.7300 | 119.3250 | 50.1000 | 51.8000 |
| A0-J6 | 154.3110 | 154.2630 | 2.0410 | 3.1380 |
| B5-J2 | 110.9520 | 111.0810 | 34.1000 | 35.7000 |
| B5-J6 | 171.5510 | 171.7590 | 352.1600 | 353.1190 |
| J2-J6 | 115.8400 | 117.1920 | 312.3690 | 313.2490 |
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 | 61009.21919778 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 69957 |
| HIERARCH ESO INS SOBJ NAME | HD_69957 |
| RA | 124.04153 |
| DEC | -59.71576 |
| 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 | B5 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | J6 |
| EXPTIME | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 32.909 |
| HIERARCH ESO ISS PBL12 END | 33.383 |
| HIERARCH ESO ISS PBLA12 START | 118.6 |
| HIERARCH ESO ISS PBLA12 END | 119.6 |
| HIERARCH ESO ISS PBL13 START | 118.73 |
| HIERARCH ESO ISS PBL13 END | 119.325 |
| HIERARCH ESO ISS PBLA13 START | 50.1 |
| HIERARCH ESO ISS PBLA13 END | 51.8 |
| HIERARCH ESO ISS PBL14 START | 154.311 |
| HIERARCH ESO ISS PBL14 END | 154.263 |
| HIERARCH ESO ISS PBLA14 START | 2.041 |
| HIERARCH ESO ISS PBLA14 END | 3.138 |
| HIERARCH ESO ISS PBL23 START | 110.952 |
| HIERARCH ESO ISS PBL23 END | 111.081 |
| HIERARCH ESO ISS PBLA23 START | 34.1 |
| HIERARCH ESO ISS PBLA23 END | 35.7 |
| HIERARCH ESO ISS PBL24 START | 171.551 |
| HIERARCH ESO ISS PBL24 END | 171.759 |
| HIERARCH ESO ISS PBLA24 START | 352.16 |
| HIERARCH ESO ISS PBLA24 END | 353.119 |
| HIERARCH ESO ISS PBL34 START | 115.84 |
| HIERARCH ESO ISS PBL34 END | 117.192 |
| HIERARCH ESO ISS PBLA34 START | 312.369 |
| HIERARCH ESO ISS PBLA34 END | 313.249 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007892 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004462 |
| HIERARCH ESO ISS AMBI TEMP | 12.98 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.93 |