Exposure
- ID
- GRAVI.2023-07-28T04:13:32.989_2
- Header ID
- GRAVI.2023-07-28T04:13:32.989
- Date updated
- 2023-07-28 04:20:35 UTC+0000
- Release date
- 2023-07-28 04:20:34 UTC+0000
- UTC Start
- 2023-07-28 04:13:32.989
- UTC End
- 2023-07-28 04:14:04.989
- MJD Start
- 60153.17607626
- MJD End
- 60153.17644663037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0013969999999999998
- Ambient temperature (°C)
- 11.81
- Seeing (arcsec)
- 1.405
Observation
- ID
- 56431
- Category
- science
- Program ID
- 60.A-9801(U)
- Program Title
- TECHNICAL TIME
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 41819
- Name
- HD_183771
- RA
- 293.52472916666665
- DEC
- -56.100122500000005
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 88.8760 | 88.9050 | 116.2000 | 116.3000 |
| A0-J2 | 129.2130 | 129.2090 | 96.2000 | 96.3000 |
| A0-K0 | 125.0820 | 125.0310 | 77.2930 | 77.4470 |
| G1-J2 | 54.8620 | 54.8290 | 62.6000 | 62.7000 |
| G1-K0 | 78.9530 | 78.9080 | 32.3550 | 32.4620 |
| J2-K0 | 41.9210 | 41.9280 | 351.1620 | 351.2580 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9801(U) |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60153.17607626 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 183771 |
| HIERARCH ESO INS SOBJ NAME | HD_183771_B |
| RA | 293.520745 |
| DEC | -56.10015 |
| 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 | 50.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 1.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 88.876 |
| HIERARCH ESO ISS PBL12 END | 88.905 |
| HIERARCH ESO ISS PBLA12 START | 116.2 |
| HIERARCH ESO ISS PBLA12 END | 116.3 |
| HIERARCH ESO ISS PBL13 START | 129.213 |
| HIERARCH ESO ISS PBL13 END | 129.209 |
| HIERARCH ESO ISS PBLA13 START | 96.2 |
| HIERARCH ESO ISS PBLA13 END | 96.3 |
| HIERARCH ESO ISS PBL14 START | 125.082 |
| HIERARCH ESO ISS PBL14 END | 125.031 |
| HIERARCH ESO ISS PBLA14 START | 77.293 |
| HIERARCH ESO ISS PBLA14 END | 77.447 |
| HIERARCH ESO ISS PBL23 START | 54.862 |
| HIERARCH ESO ISS PBL23 END | 54.829 |
| HIERARCH ESO ISS PBLA23 START | 62.6 |
| HIERARCH ESO ISS PBLA23 END | 62.7 |
| HIERARCH ESO ISS PBL24 START | 78.953 |
| HIERARCH ESO ISS PBL24 END | 78.908 |
| HIERARCH ESO ISS PBLA24 START | 32.355 |
| HIERARCH ESO ISS PBLA24 END | 32.462 |
| HIERARCH ESO ISS PBL34 START | 41.921 |
| HIERARCH ESO ISS PBL34 END | 41.928 |
| HIERARCH ESO ISS PBLA34 START | 351.162 |
| HIERARCH ESO ISS PBLA34 END | 351.258 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001303 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001491 |
| HIERARCH ESO ISS AMBI TEMP | 11.81 |
| HIERARCH ESO ISS AMBI FWHM START | 1.54 |
| HIERARCH ESO ISS AMBI FWHM END | 1.27 |
| HIERARCH ESO FT ROBJ NAME | HD_183771 |
| HIERARCH ESO FT ROBJ ALPHA | 193405.935 |
| HIERARCH ESO FT ROBJ DELTA | -560600.441 |