Exposure
- ID
- GRAVI.2025-06-08T06:18:41.659_2
- Header ID
- GRAVI.2025-06-08T06:18:41.659
- 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 06:18:41.659
- UTC End
- 2025-06-08 06:21:53.659
- MJD Start
- 60834.26298217
- MJD End
- 60834.26520439223
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003045
- Ambient temperature (°C)
- 11.65
- Seeing (arcsec)
- 1.12
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 | 52.2650 | 52.2860 | 2.5000 | 3.2000 |
| U1-U3 | 91.7410 | 91.8720 | 8.0000 | 8.8000 |
| U1-U4 | 99.2300 | 100.2460 | 37.3560 | 38.3620 |
| U2-U3 | 40.0240 | 40.1500 | 15.1000 | 16.0000 |
| U2-U4 | 63.7780 | 64.8970 | 65.2930 | 65.9990 |
| U3-U4 | 49.0070 | 49.7410 | 104.1640 | 104.2040 |
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 | 60834.26298217 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344558 |
| 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 | 52.265 |
| HIERARCH ESO ISS PBL12 END | 52.286 |
| HIERARCH ESO ISS PBLA12 START | 2.5 |
| HIERARCH ESO ISS PBLA12 END | 3.2 |
| HIERARCH ESO ISS PBL13 START | 91.741 |
| HIERARCH ESO ISS PBL13 END | 91.872 |
| HIERARCH ESO ISS PBLA13 START | 8.0 |
| HIERARCH ESO ISS PBLA13 END | 8.8 |
| HIERARCH ESO ISS PBL14 START | 99.23 |
| HIERARCH ESO ISS PBL14 END | 100.246 |
| HIERARCH ESO ISS PBLA14 START | 37.356 |
| HIERARCH ESO ISS PBLA14 END | 38.362 |
| HIERARCH ESO ISS PBL23 START | 40.024 |
| HIERARCH ESO ISS PBL23 END | 40.15 |
| HIERARCH ESO ISS PBLA23 START | 15.1 |
| HIERARCH ESO ISS PBLA23 END | 16.0 |
| HIERARCH ESO ISS PBL24 START | 63.778 |
| HIERARCH ESO ISS PBL24 END | 64.897 |
| HIERARCH ESO ISS PBLA24 START | 65.293 |
| HIERARCH ESO ISS PBLA24 END | 65.999 |
| HIERARCH ESO ISS PBL34 START | 49.007 |
| HIERARCH ESO ISS PBL34 END | 49.741 |
| HIERARCH ESO ISS PBLA34 START | 104.164 |
| HIERARCH ESO ISS PBLA34 END | 104.204 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003136 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002954 |
| HIERARCH ESO ISS AMBI TEMP | 11.65 |
| HIERARCH ESO ISS AMBI FWHM START | 1.11 |
| HIERARCH ESO ISS AMBI FWHM END | 1.13 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |