Exposure
- ID
- GRAVI.2023-08-01T02:57:20.683_1
- Header ID
- GRAVI.2023-08-01T02:57:20.683
- Date updated
- 2023-08-01 03:10:19 UTC+0000
- Release date
- 2023-08-01 02:57:20 UTC+0000
- UTC Start
- 2023-08-01 02:57:20.683
- UTC End
- 2023-08-01 03:01:40.683
- MJD Start
- 60157.12315605
- MJD End
- 60157.12616530926
- Exposure time (s)
- 260.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0026615
- Ambient temperature (°C)
- 18.7
- Seeing (arcsec)
- 1.06
Observation
- ID
- 56495
- Category
- calibrator
- Program ID
- 109.23HT.003
- Program Title
- CONSTRAINING THE COSMIC DANCE OF MASSIVE STARS IN TRIPLE SYSTEMS
- Program Type
- Normal
- PI / COI
- SANA/ FROST/ TOONEN/ BORDIER/ LE BOUQUIN/ MAHY/ SHENAR
Target
- ID
- 41870
- Name
- HD_164357
- RA
- 270.325739
- DEC
- -15.72978
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5210 | 56.5390 | 30.7000 | 31.1000 |
| U1-U3 | 102.4300 | 102.4340 | 36.8000 | 37.2000 |
| U1-U4 | 129.3780 | 129.0970 | 64.0580 | 64.3150 |
| U2-U3 | 46.6260 | 46.6050 | 44.3000 | 44.6000 |
| U2-U4 | 87.8380 | 87.4920 | 84.7700 | 85.0680 |
| U3-U4 | 60.4930 | 60.2050 | 114.7950 | 115.2400 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 109.23HT.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60157.12315605 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_164357 |
| HIERARCH ESO INS SOBJ NAME | HD_164357 |
| RA | 270.325739 |
| DEC | -15.72978 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 278.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 26 |
| HIERARCH ESO ISS PBL12 START | 56.521 |
| HIERARCH ESO ISS PBL12 END | 56.539 |
| HIERARCH ESO ISS PBLA12 START | 30.7 |
| HIERARCH ESO ISS PBLA12 END | 31.1 |
| HIERARCH ESO ISS PBL13 START | 102.43 |
| HIERARCH ESO ISS PBL13 END | 102.434 |
| HIERARCH ESO ISS PBLA13 START | 36.8 |
| HIERARCH ESO ISS PBLA13 END | 37.2 |
| HIERARCH ESO ISS PBL14 START | 129.378 |
| HIERARCH ESO ISS PBL14 END | 129.097 |
| HIERARCH ESO ISS PBLA14 START | 64.058 |
| HIERARCH ESO ISS PBLA14 END | 64.315 |
| HIERARCH ESO ISS PBL23 START | 46.626 |
| HIERARCH ESO ISS PBL23 END | 46.605 |
| HIERARCH ESO ISS PBLA23 START | 44.3 |
| HIERARCH ESO ISS PBLA23 END | 44.6 |
| HIERARCH ESO ISS PBL24 START | 87.838 |
| HIERARCH ESO ISS PBL24 END | 87.492 |
| HIERARCH ESO ISS PBLA24 START | 84.77 |
| HIERARCH ESO ISS PBLA24 END | 85.068 |
| HIERARCH ESO ISS PBL34 START | 60.493 |
| HIERARCH ESO ISS PBL34 END | 60.205 |
| HIERARCH ESO ISS PBLA34 START | 114.795 |
| HIERARCH ESO ISS PBLA34 END | 115.24 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002698 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002625 |
| HIERARCH ESO ISS AMBI TEMP | 18.7 |
| HIERARCH ESO ISS AMBI FWHM START | 0.98 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |