Exposure
- ID
- GRAVI.2023-08-20T03:20:04.322_1
- Header ID
- GRAVI.2023-08-20T03:20:04.322
- Date updated
- 2023-08-20 03:35:26 UTC+0000
- Release date
- 2023-08-20 03:20:04 UTC+0000
- UTC Start
- 2023-08-20 03:20:04.322
- UTC End
- 2023-08-20 03:26:04.322
- MJD Start
- 60176.13893891
- MJD End
- 60176.143105576666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031894999999999996
- Ambient temperature (°C)
- 10.91
- Seeing (arcsec)
- 1.125
Observation
- ID
- 56659
- Category
- calibrator
- Program ID
- 111.24JN.002
- Program Title
- ELUCIDATING THE EVOLUTIONARY CONNECTIONS BETWEEN NITROGEN- AND CARBON-RICH WOLF-RAYET STARS
- Program Type
- Normal
- PI / COI
- SANA/ SHENAR/ BODENSTEINER/ BORDIER/ DSILVA/ FROST/ LANGER/ LE BOUQUIN/ MAHY/ MÉRAND/ PATRICK/ REGGIANI/ TRAMPER/ VILLASEÑOR
Target
- ID
- 41980
- Name
- HD_156641
- RA
- 260.155908
- DEC
- -40.56736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 85.2500 | 84.9320 | 149.6000 | 151.0000 |
| A0-J2 | 108.9110 | 107.7670 | 128.1000 | 129.6000 |
| A0-K0 | 97.2870 | 95.5790 | 102.7220 | 103.9860 |
| G1-J2 | 43.0830 | 42.2650 | 81.5000 | 82.4000 |
| G1-K0 | 73.5150 | 72.7280 | 44.8290 | 45.2360 |
| J2-K0 | 46.7150 | 46.6570 | 11.3720 | 12.0520 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24JN.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60176.13893891 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_156641 |
| HIERARCH ESO INS SOBJ NAME | HD_156641 |
| RA | 260.155908 |
| DEC | -40.56736 |
| 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 | 376.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 85.25 |
| HIERARCH ESO ISS PBL12 END | 84.932 |
| HIERARCH ESO ISS PBLA12 START | 149.6 |
| HIERARCH ESO ISS PBLA12 END | 151.0 |
| HIERARCH ESO ISS PBL13 START | 108.911 |
| HIERARCH ESO ISS PBL13 END | 107.767 |
| HIERARCH ESO ISS PBLA13 START | 128.1 |
| HIERARCH ESO ISS PBLA13 END | 129.6 |
| HIERARCH ESO ISS PBL14 START | 97.287 |
| HIERARCH ESO ISS PBL14 END | 95.579 |
| HIERARCH ESO ISS PBLA14 START | 102.722 |
| HIERARCH ESO ISS PBLA14 END | 103.986 |
| HIERARCH ESO ISS PBL23 START | 43.083 |
| HIERARCH ESO ISS PBL23 END | 42.265 |
| HIERARCH ESO ISS PBLA23 START | 81.5 |
| HIERARCH ESO ISS PBLA23 END | 82.4 |
| HIERARCH ESO ISS PBL24 START | 73.515 |
| HIERARCH ESO ISS PBL24 END | 72.728 |
| HIERARCH ESO ISS PBLA24 START | 44.829 |
| HIERARCH ESO ISS PBLA24 END | 45.236 |
| HIERARCH ESO ISS PBL34 START | 46.715 |
| HIERARCH ESO ISS PBL34 END | 46.657 |
| HIERARCH ESO ISS PBLA34 START | 11.372 |
| HIERARCH ESO ISS PBLA34 END | 12.052 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003191 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003188 |
| HIERARCH ESO ISS AMBI TEMP | 10.91 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 1.22 |