Exposure
- ID
- GRAVI.2025-06-08T08:38:24.015_2
- Header ID
- GRAVI.2025-06-08T08:38:24.015
- Date updated
- 2025-09-04 08:17:01 UTC+0000
- Release date
- 2025-09-04 00:00:00 UTC+0000
- UTC Start
- 2025-06-08 08:38:24.015
- UTC End
- 2025-06-08 08:41:36.015
- MJD Start
- 60834.36000017
- MJD End
- 60834.36222239223
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004311499999999999
- Ambient temperature (°C)
- 11.48
- Seeing (arcsec)
- 1.22
Observation
- ID
- 60842
- Category
- science
- Program ID
- 114.27UV.001
- Program Title
- GPAO COMMISSIONING
- Program Type
- Normal
- PI / COI
- TEAM
Target
- ID
- 41557
- Name
- HD_206893
- RA
- 326.3412708333333
- DEC
- -12.78335
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 54.6420 | 54.7500 | 22.1000 | 22.6000 |
| U1-U3 | 98.7850 | 99.0390 | 28.6000 | 29.2000 |
| U1-U4 | 125.9500 | 126.4860 | 57.6780 | 58.0850 |
| U2-U3 | 44.9360 | 45.0810 | 36.6000 | 37.1000 |
| U2-U4 | 87.5100 | 87.8510 | 78.9950 | 79.2930 |
| U3-U4 | 62.1890 | 62.2890 | 108.1420 | 108.3660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.27UV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60834.36000017 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344648 |
| DEC | -12.78362 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 278.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 64 |
| HIERARCH ESO ISS PBL12 START | 54.642 |
| HIERARCH ESO ISS PBL12 END | 54.75 |
| HIERARCH ESO ISS PBLA12 START | 22.1 |
| HIERARCH ESO ISS PBLA12 END | 22.6 |
| HIERARCH ESO ISS PBL13 START | 98.785 |
| HIERARCH ESO ISS PBL13 END | 99.039 |
| HIERARCH ESO ISS PBLA13 START | 28.6 |
| HIERARCH ESO ISS PBLA13 END | 29.2 |
| HIERARCH ESO ISS PBL14 START | 125.95 |
| HIERARCH ESO ISS PBL14 END | 126.486 |
| HIERARCH ESO ISS PBLA14 START | 57.678 |
| HIERARCH ESO ISS PBLA14 END | 58.085 |
| HIERARCH ESO ISS PBL23 START | 44.936 |
| HIERARCH ESO ISS PBL23 END | 45.081 |
| HIERARCH ESO ISS PBLA23 START | 36.6 |
| HIERARCH ESO ISS PBLA23 END | 37.1 |
| HIERARCH ESO ISS PBL24 START | 87.51 |
| HIERARCH ESO ISS PBL24 END | 87.851 |
| HIERARCH ESO ISS PBLA24 START | 78.995 |
| HIERARCH ESO ISS PBLA24 END | 79.293 |
| HIERARCH ESO ISS PBL34 START | 62.189 |
| HIERARCH ESO ISS PBL34 END | 62.289 |
| HIERARCH ESO ISS PBLA34 START | 108.142 |
| HIERARCH ESO ISS PBLA34 END | 108.366 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004293 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00433 |
| HIERARCH ESO ISS AMBI TEMP | 11.48 |
| HIERARCH ESO ISS AMBI FWHM START | 1.25 |
| HIERARCH ESO ISS AMBI FWHM END | 1.19 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |