Exposure
- ID
- GRAVI.2025-02-22T02:53:55.732_1
- Header ID
- GRAVI.2025-02-22T02:53:55.732
- Date updated
- 2025-02-22 03:10:36 UTC+0000
- Release date
- 2025-02-22 02:53:55 UTC+0000
- UTC Start
- 2025-02-22 02:53:55.732
- UTC End
- 2025-02-22 03:00:35.732
- MJD Start
- 60728.12078393
- MJD End
- 60728.125413559625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0046295
- Ambient temperature (°C)
- 14.49
- Seeing (arcsec)
- 0.99
Observation
- ID
- 64780
- Category
- calibrator
- Program ID
- 114.27CL.001
- Program Title
- CALIBRATING ASTEROSEISMOLOGY SCALING RELATION BY VLTI OBSERVATION ON GAIA BINARIES
- Program Type
- Normal
- PI / COI
- LU / KRAUS / GARDNER
Target
- ID
- 48241
- Name
- HD_47950
- RA
- 99.637104
- DEC
- -47.73353
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B5 | 47.3380 | 47.3990 | 163.8000 | 164.8000 |
| A0-J2 | 124.4790 | 123.8040 | 112.1000 | 113.5000 |
| A0-J6 | 146.4910 | 145.3420 | 40.2110 | 40.9710 |
| B5-J2 | 102.1070 | 101.1480 | 90.8000 | 92.1000 |
| B5-J6 | 177.1100 | 176.1830 | 27.3420 | 28.0560 |
| J2-J6 | 160.0700 | 160.1960 | 352.5490 | 353.4680 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27CL.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60728.12078393 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 47950 |
| HIERARCH ESO INS SOBJ NAME | HD_47950 |
| RA | 99.637104 |
| DEC | -47.73353 |
| 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 | 47.338 |
| HIERARCH ESO ISS PBL12 END | 47.399 |
| HIERARCH ESO ISS PBLA12 START | 163.8 |
| HIERARCH ESO ISS PBLA12 END | 164.8 |
| HIERARCH ESO ISS PBL13 START | 124.479 |
| HIERARCH ESO ISS PBL13 END | 123.804 |
| HIERARCH ESO ISS PBLA13 START | 112.1 |
| HIERARCH ESO ISS PBLA13 END | 113.5 |
| HIERARCH ESO ISS PBL14 START | 146.491 |
| HIERARCH ESO ISS PBL14 END | 145.342 |
| HIERARCH ESO ISS PBLA14 START | 40.211 |
| HIERARCH ESO ISS PBLA14 END | 40.971 |
| HIERARCH ESO ISS PBL23 START | 102.107 |
| HIERARCH ESO ISS PBL23 END | 101.148 |
| HIERARCH ESO ISS PBLA23 START | 90.8 |
| HIERARCH ESO ISS PBLA23 END | 92.1 |
| HIERARCH ESO ISS PBL24 START | 177.11 |
| HIERARCH ESO ISS PBL24 END | 176.183 |
| HIERARCH ESO ISS PBLA24 START | 27.342 |
| HIERARCH ESO ISS PBLA24 END | 28.056 |
| HIERARCH ESO ISS PBL34 START | 160.07 |
| HIERARCH ESO ISS PBL34 END | 160.196 |
| HIERARCH ESO ISS PBLA34 START | 352.549 |
| HIERARCH ESO ISS PBLA34 END | 353.468 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00475 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004509 |
| HIERARCH ESO ISS AMBI TEMP | 14.49 |
| HIERARCH ESO ISS AMBI FWHM START | 0.98 |
| HIERARCH ESO ISS AMBI FWHM END | 1.0 |