Exposure
- ID
- GRAVI.2023-08-24T03:30:59.615_1
- Header ID
- GRAVI.2023-08-24T03:30:59.615
- Date updated
- 2023-08-24 03:45:23 UTC+0000
- Release date
- 2023-08-24 03:30:59 UTC+0000
- UTC Start
- 2023-08-24 03:30:59.615
- UTC End
- 2023-08-24 03:36:19.615
- MJD Start
- 60180.14652332
- MJD End
- 60180.1502270237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0061200000000000004
- Ambient temperature (°C)
- 15.01
- Seeing (arcsec)
- 0.45999999999999996
Observation
- ID
- 56737
- Category
- calibrator
- Program ID
- 111.24JN.001
- 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
- 42039
- Name
- HD_169783
- RA
- 276.735752
- DEC
- -13.85473
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 73.9940 | 73.0680 | 132.5000 | 133.5000 |
| A0-J2 | 103.9180 | 102.1020 | 103.9000 | 104.5000 |
| A0-K0 | 108.9810 | 107.3750 | 78.1280 | 78.2880 |
| G1-J2 | 52.7260 | 52.1930 | 61.6000 | 61.6000 |
| G1-K0 | 89.2360 | 89.0170 | 35.7340 | 35.8770 |
| J2-K0 | 47.6660 | 47.6950 | 6.9340 | 7.5490 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24JN.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 60180.14652332 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_169783 |
| HIERARCH ESO INS SOBJ NAME | HD_169783 |
| RA | 276.735752 |
| DEC | -13.85473 |
| 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 | 73.994 |
| HIERARCH ESO ISS PBL12 END | 73.068 |
| HIERARCH ESO ISS PBLA12 START | 132.5 |
| HIERARCH ESO ISS PBLA12 END | 133.5 |
| HIERARCH ESO ISS PBL13 START | 103.918 |
| HIERARCH ESO ISS PBL13 END | 102.102 |
| HIERARCH ESO ISS PBLA13 START | 103.9 |
| HIERARCH ESO ISS PBLA13 END | 104.5 |
| HIERARCH ESO ISS PBL14 START | 108.981 |
| HIERARCH ESO ISS PBL14 END | 107.375 |
| HIERARCH ESO ISS PBLA14 START | 78.128 |
| HIERARCH ESO ISS PBLA14 END | 78.288 |
| HIERARCH ESO ISS PBL23 START | 52.726 |
| HIERARCH ESO ISS PBL23 END | 52.193 |
| HIERARCH ESO ISS PBLA23 START | 61.6 |
| HIERARCH ESO ISS PBLA23 END | 61.6 |
| HIERARCH ESO ISS PBL24 START | 89.236 |
| HIERARCH ESO ISS PBL24 END | 89.017 |
| HIERARCH ESO ISS PBLA24 START | 35.734 |
| HIERARCH ESO ISS PBLA24 END | 35.877 |
| HIERARCH ESO ISS PBL34 START | 47.666 |
| HIERARCH ESO ISS PBL34 END | 47.695 |
| HIERARCH ESO ISS PBLA34 START | 6.934 |
| HIERARCH ESO ISS PBLA34 END | 7.549 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005416 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006824 |
| HIERARCH ESO ISS AMBI TEMP | 15.01 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.44 |