Exposure
- ID
- GRAVI.2023-07-28T04:23:12.014_2
- Header ID
- GRAVI.2023-07-28T04:23:12.014
- Date updated
- 2023-07-28 04:30:41 UTC+0000
- Release date
- 2023-07-28 04:30:41 UTC+0000
- UTC Start
- 2023-07-28 04:23:12.014
- UTC End
- 2023-07-28 04:23:44.014
- MJD Start
- 60153.18277794
- MJD End
- 60153.18314831037
- Exposure time (s)
- 32.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.001748
- Ambient temperature (°C)
- 12.09
- Seeing (arcsec)
- 1.19
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 | 89.2160 | 89.2410 | 118.1000 | 118.2000 |
| A0-J2 | 129.1210 | 129.1110 | 98.2000 | 98.4000 |
| A0-K0 | 124.4210 | 124.3660 | 79.2390 | 79.3930 |
| G1-J2 | 54.4370 | 54.4020 | 64.4000 | 64.5000 |
| G1-K0 | 78.3770 | 78.3300 | 33.7180 | 33.8260 |
| J2-K0 | 42.0040 | 42.0100 | 352.3840 | 352.4820 |
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 | 60153.18277794 |
| 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 | 89.216 |
| HIERARCH ESO ISS PBL12 END | 89.241 |
| HIERARCH ESO ISS PBLA12 START | 118.1 |
| HIERARCH ESO ISS PBLA12 END | 118.2 |
| HIERARCH ESO ISS PBL13 START | 129.121 |
| HIERARCH ESO ISS PBL13 END | 129.111 |
| HIERARCH ESO ISS PBLA13 START | 98.2 |
| HIERARCH ESO ISS PBLA13 END | 98.4 |
| HIERARCH ESO ISS PBL14 START | 124.421 |
| HIERARCH ESO ISS PBL14 END | 124.366 |
| HIERARCH ESO ISS PBLA14 START | 79.239 |
| HIERARCH ESO ISS PBLA14 END | 79.393 |
| HIERARCH ESO ISS PBL23 START | 54.437 |
| HIERARCH ESO ISS PBL23 END | 54.402 |
| HIERARCH ESO ISS PBLA23 START | 64.4 |
| HIERARCH ESO ISS PBLA23 END | 64.5 |
| HIERARCH ESO ISS PBL24 START | 78.377 |
| HIERARCH ESO ISS PBL24 END | 78.33 |
| HIERARCH ESO ISS PBLA24 START | 33.718 |
| HIERARCH ESO ISS PBLA24 END | 33.826 |
| HIERARCH ESO ISS PBL34 START | 42.004 |
| HIERARCH ESO ISS PBL34 END | 42.01 |
| HIERARCH ESO ISS PBLA34 START | 352.384 |
| HIERARCH ESO ISS PBLA34 END | 352.482 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001711 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.001785 |
| HIERARCH ESO ISS AMBI TEMP | 12.09 |
| HIERARCH ESO ISS AMBI FWHM START | 1.17 |
| HIERARCH ESO ISS AMBI FWHM END | 1.21 |
| HIERARCH ESO FT ROBJ NAME | HD_183771 |
| HIERARCH ESO FT ROBJ ALPHA | 193405.935 |
| HIERARCH ESO FT ROBJ DELTA | -560600.441 |