Exposure
- ID
- GRAVI.2022-01-01T08:35:58.249_1
- Header ID
- GRAVI.2022-01-01T08:35:58.249
- Date updated
- 2022-01-01 08:51:00 UTC+0000
- Release date
- 2022-01-01 08:35:58 UTC+0000
- UTC Start
- 2022-01-01 08:35:58.249
- UTC End
- 2022-01-01 08:40:14.249
- MJD Start
- 59580.35831307
- MJD End
- 59580.361276033
- Exposure time (s)
- 256.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0028025
- Ambient temperature (°C)
- 12.95
- Seeing (arcsec)
- 1.655
Observation
- ID
- 49144
- Category
- calibrator
- Program ID
- 108.222E.001
- Program Title
- THE ORIGIN OF BE STARS AND THE ELUSIVE MASSIVE HELIUM STARS
- Program Type
- Normal
- PI / COI
- SHENAR/ BODENSTEINER/ SANA/ DSILVA/ LANGER/ SCHÜRMANN/ OSKINOVA/ MAHY/ LANTHERMANN/ BORDIER/ FROST/ MARCHANT/ GILKIS/ KLUSKA
Target
- ID
- 36776
- Name
- HD_111715
- RA
- 189.866243
- DEC
- -63.80854
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 78.8960 | 79.3220 | 83.8000 | 85.0000 |
| A0-J2 | 124.9300 | 125.2170 | 64.2000 | 65.4000 |
| A0-J3 | 126.4660 | 126.2730 | 29.6080 | 30.5960 |
| G1-J2 | 57.1280 | 57.0600 | 36.5000 | 37.6000 |
| G1-J3 | 102.6660 | 102.7880 | 351.0670 | 351.7580 |
| J2-J3 | 74.6970 | 75.1630 | 318.0200 | 318.7590 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.222E.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59580.35831307 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 109951 |
| HIERARCH ESO INS SOBJ NAME | HD_111715 |
| RA | 189.866243 |
| DEC | -63.80854 |
| 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 | J3 |
| EXPTIME | 304.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 256 |
| HIERARCH ESO ISS PBL12 START | 78.896 |
| HIERARCH ESO ISS PBL12 END | 79.322 |
| HIERARCH ESO ISS PBLA12 START | 83.8 |
| HIERARCH ESO ISS PBLA12 END | 85.0 |
| HIERARCH ESO ISS PBL13 START | 124.93 |
| HIERARCH ESO ISS PBL13 END | 125.217 |
| HIERARCH ESO ISS PBLA13 START | 64.2 |
| HIERARCH ESO ISS PBLA13 END | 65.4 |
| HIERARCH ESO ISS PBL14 START | 126.466 |
| HIERARCH ESO ISS PBL14 END | 126.273 |
| HIERARCH ESO ISS PBLA14 START | 29.608 |
| HIERARCH ESO ISS PBLA14 END | 30.596 |
| HIERARCH ESO ISS PBL23 START | 57.128 |
| HIERARCH ESO ISS PBL23 END | 57.06 |
| HIERARCH ESO ISS PBLA23 START | 36.5 |
| HIERARCH ESO ISS PBLA23 END | 37.6 |
| HIERARCH ESO ISS PBL24 START | 102.666 |
| HIERARCH ESO ISS PBL24 END | 102.788 |
| HIERARCH ESO ISS PBLA24 START | 351.067 |
| HIERARCH ESO ISS PBLA24 END | 351.758 |
| HIERARCH ESO ISS PBL34 START | 74.697 |
| HIERARCH ESO ISS PBL34 END | 75.163 |
| HIERARCH ESO ISS PBLA34 START | 318.02 |
| HIERARCH ESO ISS PBLA34 END | 318.759 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002788 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002817 |
| HIERARCH ESO ISS AMBI TEMP | 12.95 |
| HIERARCH ESO ISS AMBI FWHM START | 1.55 |
| HIERARCH ESO ISS AMBI FWHM END | 1.76 |