Exposure
- ID
- GRAVI.2021-10-06T01:57:15.249_1
- Header ID
- GRAVI.2021-10-06T01:57:15.249
- Date updated
- 2021-10-06 02:10:46 UTC+0000
- Release date
- 2021-10-06 01:57:15 UTC+0000
- UTC Start
- 2021-10-06 01:57:15.249
- UTC End
- 2021-10-06 02:01:15.249
- MJD Start
- 59493.08142649
- MJD End
- 59493.0842042678
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037555
- Ambient temperature (°C)
- 14.14
- Seeing (arcsec)
- 0.48
Observation
- ID
- 48440
- Category
- calibrator
- Program ID
- 105.207C.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART II
- Program Type
- Normal
- PI / COI
- GALLENNE/ GIEREN/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MERAND
Target
- ID
- 36320
- Name
- HD_187516
- RA
- 297.807977
- DEC
- -24.89851
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 81.1250 | 80.6510 | 136.0000 | 136.8000 |
| A0-J2 | 109.9390 | 108.8480 | 110.1000 | 110.8000 |
| A0-K0 | 108.8770 | 107.7270 | 84.4410 | 84.8330 |
| G1-J2 | 51.1590 | 50.7210 | 66.4000 | 66.6000 |
| G1-K0 | 86.3150 | 86.0330 | 37.0480 | 37.2500 |
| J2-K0 | 48.6440 | 48.6450 | 6.0610 | 6.5230 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.207C.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59493.08142649 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD_187516 |
| HIERARCH ESO INS SOBJ NAME | HD_187516 |
| RA | 297.807977 |
| DEC | -24.89851 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 256.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 81.125 |
| HIERARCH ESO ISS PBL12 END | 80.651 |
| HIERARCH ESO ISS PBLA12 START | 136.0 |
| HIERARCH ESO ISS PBLA12 END | 136.8 |
| HIERARCH ESO ISS PBL13 START | 109.939 |
| HIERARCH ESO ISS PBL13 END | 108.848 |
| HIERARCH ESO ISS PBLA13 START | 110.1 |
| HIERARCH ESO ISS PBLA13 END | 110.8 |
| HIERARCH ESO ISS PBL14 START | 108.877 |
| HIERARCH ESO ISS PBL14 END | 107.727 |
| HIERARCH ESO ISS PBLA14 START | 84.441 |
| HIERARCH ESO ISS PBLA14 END | 84.833 |
| HIERARCH ESO ISS PBL23 START | 51.159 |
| HIERARCH ESO ISS PBL23 END | 50.721 |
| HIERARCH ESO ISS PBLA23 START | 66.4 |
| HIERARCH ESO ISS PBLA23 END | 66.6 |
| HIERARCH ESO ISS PBL24 START | 86.315 |
| HIERARCH ESO ISS PBL24 END | 86.033 |
| HIERARCH ESO ISS PBLA24 START | 37.048 |
| HIERARCH ESO ISS PBLA24 END | 37.25 |
| HIERARCH ESO ISS PBL34 START | 48.644 |
| HIERARCH ESO ISS PBL34 END | 48.645 |
| HIERARCH ESO ISS PBLA34 START | 6.061 |
| HIERARCH ESO ISS PBLA34 END | 6.523 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004157 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003354 |
| HIERARCH ESO ISS AMBI TEMP | 14.14 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |