Exposure
- ID
- GRAVI.2025-06-08T07:15:47.804_2
- Header ID
- GRAVI.2025-06-08T07:15:47.804
- 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 07:15:47.804
- UTC End
- 2025-06-08 07:18:59.804
- MJD Start
- 60834.30263662
- MJD End
- 60834.304858842224
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003234
- Ambient temperature (°C)
- 10.95
- Seeing (arcsec)
- 1.605
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 | 52.8730 | 52.9520 | 11.2000 | 11.9000 |
| U1-U3 | 94.0640 | 94.3080 | 17.5000 | 18.2000 |
| U1-U4 | 111.7900 | 112.7620 | 47.9130 | 48.6110 |
| U2-U3 | 41.9090 | 42.0840 | 25.4000 | 26.1000 |
| U2-U4 | 76.2790 | 77.1470 | 72.4080 | 72.8650 |
| U3-U4 | 56.7070 | 57.1970 | 105.1380 | 105.2590 |
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 | 60834.30263662 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344578 |
| DEC | -12.78358 |
| 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 | 52.873 |
| HIERARCH ESO ISS PBL12 END | 52.952 |
| HIERARCH ESO ISS PBLA12 START | 11.2 |
| HIERARCH ESO ISS PBLA12 END | 11.9 |
| HIERARCH ESO ISS PBL13 START | 94.064 |
| HIERARCH ESO ISS PBL13 END | 94.308 |
| HIERARCH ESO ISS PBLA13 START | 17.5 |
| HIERARCH ESO ISS PBLA13 END | 18.2 |
| HIERARCH ESO ISS PBL14 START | 111.79 |
| HIERARCH ESO ISS PBL14 END | 112.762 |
| HIERARCH ESO ISS PBLA14 START | 47.913 |
| HIERARCH ESO ISS PBLA14 END | 48.611 |
| HIERARCH ESO ISS PBL23 START | 41.909 |
| HIERARCH ESO ISS PBL23 END | 42.084 |
| HIERARCH ESO ISS PBLA23 START | 25.4 |
| HIERARCH ESO ISS PBLA23 END | 26.1 |
| HIERARCH ESO ISS PBL24 START | 76.279 |
| HIERARCH ESO ISS PBL24 END | 77.147 |
| HIERARCH ESO ISS PBLA24 START | 72.408 |
| HIERARCH ESO ISS PBLA24 END | 72.865 |
| HIERARCH ESO ISS PBL34 START | 56.707 |
| HIERARCH ESO ISS PBL34 END | 57.197 |
| HIERARCH ESO ISS PBLA34 START | 105.138 |
| HIERARCH ESO ISS PBLA34 END | 105.259 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002959 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003509 |
| HIERARCH ESO ISS AMBI TEMP | 10.95 |
| HIERARCH ESO ISS AMBI FWHM START | 1.57 |
| HIERARCH ESO ISS AMBI FWHM END | 1.64 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |