Exposure
- ID
- GRAVI.2025-09-22T08:50:18.919_1
- Header ID
- GRAVI.2025-09-22T08:50:18.919
- Date updated
- 2025-09-22 09:00:59 UTC+0000
- Release date
- 2026-09-22 09:00:59 UTC+0000
- UTC Start
- 2025-09-22 08:50:18.919
- UTC End
- 2025-09-22 08:54:18.919
- MJD Start
- 60940.36827452
- MJD End
- 60940.37105229778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005556500000000001
- Ambient temperature (°C)
- 12.09
- Seeing (arcsec)
- 0.505
Observation
- ID
- 70498
- Category
- science
- Program ID
- 115.282L.002
- Program Title
- CALIBRATING ASTEROSEISMOLOGY SCALING RELATIONS BY VLTI OBSERVATION ON GAIA BINARIES
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER / BECK
Target
- ID
- 52276
- Name
- CD-69_221
- RA
- 65.473313
- DEC
- -69.58462
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.7680 | 85.9450 | 107.4000 | 108.4000 |
| A0-J2 | 129.1010 | 129.1360 | 90.3000 | 91.3000 |
| A0-K0 | 124.8730 | 124.6940 | 74.6430 | 75.6180 |
| G1-J2 | 53.4960 | 53.3620 | 62.1000 | 63.0000 |
| G1-K0 | 70.3200 | 70.1140 | 33.2910 | 34.0360 |
| J2-K0 | 34.8490 | 34.9030 | 345.5770 | 346.2230 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.282L.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60940.36827452 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | CD-69 221 |
| HIERARCH ESO INS SOBJ NAME | CD-69_221 |
| RA | 65.473313 |
| DEC | -69.58462 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 85.768 |
| HIERARCH ESO ISS PBL12 END | 85.945 |
| HIERARCH ESO ISS PBLA12 START | 107.4 |
| HIERARCH ESO ISS PBLA12 END | 108.4 |
| HIERARCH ESO ISS PBL13 START | 129.101 |
| HIERARCH ESO ISS PBL13 END | 129.136 |
| HIERARCH ESO ISS PBLA13 START | 90.3 |
| HIERARCH ESO ISS PBLA13 END | 91.3 |
| HIERARCH ESO ISS PBL14 START | 124.873 |
| HIERARCH ESO ISS PBL14 END | 124.694 |
| HIERARCH ESO ISS PBLA14 START | 74.643 |
| HIERARCH ESO ISS PBLA14 END | 75.618 |
| HIERARCH ESO ISS PBL23 START | 53.496 |
| HIERARCH ESO ISS PBL23 END | 53.362 |
| HIERARCH ESO ISS PBLA23 START | 62.1 |
| HIERARCH ESO ISS PBLA23 END | 63.0 |
| HIERARCH ESO ISS PBL24 START | 70.32 |
| HIERARCH ESO ISS PBL24 END | 70.114 |
| HIERARCH ESO ISS PBLA24 START | 33.291 |
| HIERARCH ESO ISS PBLA24 END | 34.036 |
| HIERARCH ESO ISS PBL34 START | 34.849 |
| HIERARCH ESO ISS PBL34 END | 34.903 |
| HIERARCH ESO ISS PBLA34 START | 345.577 |
| HIERARCH ESO ISS PBLA34 END | 346.223 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005935 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005178 |
| HIERARCH ESO ISS AMBI TEMP | 12.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |