Exposure
- ID
- GRAVI.2021-11-11T04:25:57.793_1
- Header ID
- GRAVI.2021-11-11T04:25:57.793
- Date updated
- 2021-11-11 04:36:21 UTC+0000
- Release date
- 2021-11-11 04:25:57 UTC+0000
- UTC Start
- 2021-11-11 04:25:57.793
- UTC End
- 2021-11-11 04:29:57.793
- MJD Start
- 59529.18469668
- MJD End
- 59529.1874744578
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0019155
- Ambient temperature (°C)
- 10.82
- Seeing (arcsec)
- 0.845
Observation
- ID
- 48808
- Category
- calibrator
- Program ID
- 108.221X.001
- Program Title
- HIGH-PRECISION MASSES AND DISTANCES OF SPECTROSCOPIC BINARIES WITH INTERFEROMETRY - PART I
- Program Type
- Normal
- PI / COI
- GALLENNE/ PIETRZYNSKI/ GRACZYK/ PILECKI/ KERVELLA/ MÉRAND/ GIEREN
Target
- ID
- 36559
- Name
- HD21967
- RA
- 52.870003
- DEC
- -25.75935
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 90.0510 | 90.1800 | 113.3000 | 113.8000 |
| A0-J2 | 128.5550 | 128.7590 | 90.0000 | 90.5000 |
| A0-J3 | 132.1930 | 132.2740 | 43.1090 | 43.6080 |
| G1-J2 | 58.0800 | 58.1300 | 52.2000 | 52.7000 |
| G1-J3 | 132.4010 | 132.3990 | 3.3150 | 3.7670 |
| J2-J3 | 103.8410 | 103.8730 | 338.4070 | 338.8240 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.221X.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,SINGLE |
| MJD-OBS | 59529.18469668 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD21967 |
| HIERARCH ESO INS SOBJ NAME | HD21967 |
| RA | 52.870003 |
| DEC | -25.75935 |
| 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 | 255.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 90.051 |
| HIERARCH ESO ISS PBL12 END | 90.18 |
| HIERARCH ESO ISS PBLA12 START | 113.3 |
| HIERARCH ESO ISS PBLA12 END | 113.8 |
| HIERARCH ESO ISS PBL13 START | 128.555 |
| HIERARCH ESO ISS PBL13 END | 128.759 |
| HIERARCH ESO ISS PBLA13 START | 90.0 |
| HIERARCH ESO ISS PBLA13 END | 90.5 |
| HIERARCH ESO ISS PBL14 START | 132.193 |
| HIERARCH ESO ISS PBL14 END | 132.274 |
| HIERARCH ESO ISS PBLA14 START | 43.109 |
| HIERARCH ESO ISS PBLA14 END | 43.608 |
| HIERARCH ESO ISS PBL23 START | 58.08 |
| HIERARCH ESO ISS PBL23 END | 58.13 |
| HIERARCH ESO ISS PBLA23 START | 52.2 |
| HIERARCH ESO ISS PBLA23 END | 52.7 |
| HIERARCH ESO ISS PBL24 START | 132.401 |
| HIERARCH ESO ISS PBL24 END | 132.399 |
| HIERARCH ESO ISS PBLA24 START | 3.315 |
| HIERARCH ESO ISS PBLA24 END | 3.767 |
| HIERARCH ESO ISS PBL34 START | 103.841 |
| HIERARCH ESO ISS PBL34 END | 103.873 |
| HIERARCH ESO ISS PBLA34 START | 338.407 |
| HIERARCH ESO ISS PBLA34 END | 338.824 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002048 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001783 |
| HIERARCH ESO ISS AMBI TEMP | 10.82 |
| HIERARCH ESO ISS AMBI FWHM START | 0.78 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |