Exposure
- ID
- GRAVI.2025-06-08T09:52:21.202_2
- Header ID
- GRAVI.2025-06-08T09:52:21.202
- 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 09:52:21.202
- UTC End
- 2025-06-08 09:55:33.202
- MJD Start
- 60834.41135651
- MJD End
- 60834.41357873222
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00489
- Ambient temperature (°C)
- 12.28
- Seeing (arcsec)
- 0.72
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 | 56.1310 | 56.1960 | 29.4000 | 29.7000 |
| U1-U3 | 101.9340 | 102.0440 | 35.6000 | 35.9000 |
| U1-U4 | 130.1880 | 130.1260 | 62.8610 | 63.1020 |
| U2-U3 | 46.5340 | 46.5720 | 43.1000 | 43.4000 |
| U2-U4 | 88.9420 | 88.7420 | 83.2400 | 83.4800 |
| U3-U4 | 61.2120 | 60.9750 | 112.5760 | 112.9240 |
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 | 60834.41135651 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344742 |
| DEC | -12.78364 |
| 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 | 56.131 |
| HIERARCH ESO ISS PBL12 END | 56.196 |
| HIERARCH ESO ISS PBLA12 START | 29.4 |
| HIERARCH ESO ISS PBLA12 END | 29.7 |
| HIERARCH ESO ISS PBL13 START | 101.934 |
| HIERARCH ESO ISS PBL13 END | 102.044 |
| HIERARCH ESO ISS PBLA13 START | 35.6 |
| HIERARCH ESO ISS PBLA13 END | 35.9 |
| HIERARCH ESO ISS PBL14 START | 130.188 |
| HIERARCH ESO ISS PBL14 END | 130.126 |
| HIERARCH ESO ISS PBLA14 START | 62.861 |
| HIERARCH ESO ISS PBLA14 END | 63.102 |
| HIERARCH ESO ISS PBL23 START | 46.534 |
| HIERARCH ESO ISS PBL23 END | 46.572 |
| HIERARCH ESO ISS PBLA23 START | 43.1 |
| HIERARCH ESO ISS PBLA23 END | 43.4 |
| HIERARCH ESO ISS PBL24 START | 88.942 |
| HIERARCH ESO ISS PBL24 END | 88.742 |
| HIERARCH ESO ISS PBLA24 START | 83.24 |
| HIERARCH ESO ISS PBLA24 END | 83.48 |
| HIERARCH ESO ISS PBL34 START | 61.212 |
| HIERARCH ESO ISS PBL34 END | 60.975 |
| HIERARCH ESO ISS PBLA34 START | 112.576 |
| HIERARCH ESO ISS PBLA34 END | 112.924 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004546 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005234 |
| HIERARCH ESO ISS AMBI TEMP | 12.28 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |