Exposure
- ID
- GRAVI.2023-08-20T02:32:13.201_1
- Header ID
- GRAVI.2023-08-20T02:32:13.201
- Date updated
- 2023-08-20 02:45:25 UTC+0000
- Release date
- 2023-08-20 02:32:13 UTC+0000
- UTC Start
- 2023-08-20 02:32:13.201
- UTC End
- 2023-08-20 02:37:33.201
- MJD Start
- 60176.10570834
- MJD End
- 60176.109412043705
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002879
- Ambient temperature (°C)
- 11.02
- Seeing (arcsec)
- 1.0699999999999998
Observation
- ID
- 56657
- 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
- 41966
- Name
- HD_155808
- RA
- 258.882528
- DEC
- -38.08615
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 86.6070 | 86.2770 | 140.1000 | 141.3000 |
| A0-J2 | 115.2040 | 114.1830 | 117.5000 | 118.7000 |
| A0-K0 | 107.7400 | 106.3800 | 93.2430 | 94.1660 |
| G1-J2 | 48.4620 | 47.8490 | 74.2000 | 74.9000 |
| G1-K0 | 79.7270 | 79.1750 | 40.7690 | 41.1860 |
| J2-K0 | 47.5010 | 47.4760 | 6.5630 | 7.1930 |
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 | 60176.10570834 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_155808 |
| HIERARCH ESO INS SOBJ NAME | HD_155808 |
| RA | 258.882528 |
| DEC | -38.08615 |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 86.607 |
| HIERARCH ESO ISS PBL12 END | 86.277 |
| HIERARCH ESO ISS PBLA12 START | 140.1 |
| HIERARCH ESO ISS PBLA12 END | 141.3 |
| HIERARCH ESO ISS PBL13 START | 115.204 |
| HIERARCH ESO ISS PBL13 END | 114.183 |
| HIERARCH ESO ISS PBLA13 START | 117.5 |
| HIERARCH ESO ISS PBLA13 END | 118.7 |
| HIERARCH ESO ISS PBL14 START | 107.74 |
| HIERARCH ESO ISS PBL14 END | 106.38 |
| HIERARCH ESO ISS PBLA14 START | 93.243 |
| HIERARCH ESO ISS PBLA14 END | 94.166 |
| HIERARCH ESO ISS PBL23 START | 48.462 |
| HIERARCH ESO ISS PBL23 END | 47.849 |
| HIERARCH ESO ISS PBLA23 START | 74.2 |
| HIERARCH ESO ISS PBLA23 END | 74.9 |
| HIERARCH ESO ISS PBL24 START | 79.727 |
| HIERARCH ESO ISS PBL24 END | 79.175 |
| HIERARCH ESO ISS PBLA24 START | 40.769 |
| HIERARCH ESO ISS PBLA24 END | 41.186 |
| HIERARCH ESO ISS PBL34 START | 47.501 |
| HIERARCH ESO ISS PBL34 END | 47.476 |
| HIERARCH ESO ISS PBLA34 START | 6.563 |
| HIERARCH ESO ISS PBLA34 END | 7.193 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003068 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00269 |
| HIERARCH ESO ISS AMBI TEMP | 11.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.98 |
| HIERARCH ESO ISS AMBI FWHM END | 1.16 |