Exposure
- ID
- GRAVI.2023-08-26T03:18:14.449_1
- Header ID
- GRAVI.2023-08-26T03:18:14.449
- Date updated
- 2023-08-26 03:35:52 UTC+0000
- Release date
- 2023-08-26 03:18:14 UTC+0000
- UTC Start
- 2023-08-26 03:18:14.449
- UTC End
- 2023-08-26 03:24:14.449
- MJD Start
- 60182.13766723
- MJD End
- 60182.14183389667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0044675
- Ambient temperature (°C)
- 14.64
- Seeing (arcsec)
- 0.61
Observation
- ID
- 56771
- 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
- 41995
- Name
- HD_166031
- RA
- 272.419451
- DEC
- -20.83141
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 76.5410 | 75.7120 | 138.1000 | 139.4000 |
| A0-J2 | 102.9030 | 100.9980 | 110.4000 | 111.4000 |
| A0-K0 | 103.9930 | 102.0560 | 83.3220 | 83.7600 |
| G1-J2 | 49.9770 | 49.2670 | 65.1000 | 65.3000 |
| G1-K0 | 86.5790 | 86.1610 | 37.0700 | 37.2640 |
| J2-K0 | 48.5170 | 48.5300 | 8.1290 | 8.7940 |
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 | 60182.13766723 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_166031 |
| HIERARCH ESO INS SOBJ NAME | HD_166031 |
| RA | 272.419451 |
| DEC | -20.83141 |
| 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 | 76.541 |
| HIERARCH ESO ISS PBL12 END | 75.712 |
| HIERARCH ESO ISS PBLA12 START | 138.1 |
| HIERARCH ESO ISS PBLA12 END | 139.4 |
| HIERARCH ESO ISS PBL13 START | 102.903 |
| HIERARCH ESO ISS PBL13 END | 100.998 |
| HIERARCH ESO ISS PBLA13 START | 110.4 |
| HIERARCH ESO ISS PBLA13 END | 111.4 |
| HIERARCH ESO ISS PBL14 START | 103.993 |
| HIERARCH ESO ISS PBL14 END | 102.056 |
| HIERARCH ESO ISS PBLA14 START | 83.322 |
| HIERARCH ESO ISS PBLA14 END | 83.76 |
| HIERARCH ESO ISS PBL23 START | 49.977 |
| HIERARCH ESO ISS PBL23 END | 49.267 |
| HIERARCH ESO ISS PBLA23 START | 65.1 |
| HIERARCH ESO ISS PBLA23 END | 65.3 |
| HIERARCH ESO ISS PBL24 START | 86.579 |
| HIERARCH ESO ISS PBL24 END | 86.161 |
| HIERARCH ESO ISS PBLA24 START | 37.07 |
| HIERARCH ESO ISS PBLA24 END | 37.264 |
| HIERARCH ESO ISS PBL34 START | 48.517 |
| HIERARCH ESO ISS PBL34 END | 48.53 |
| HIERARCH ESO ISS PBLA34 START | 8.129 |
| HIERARCH ESO ISS PBLA34 END | 8.794 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004224 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004711 |
| HIERARCH ESO ISS AMBI TEMP | 14.64 |
| HIERARCH ESO ISS AMBI FWHM START | 0.63 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |