Exposure
- ID
- GRAVI.2025-06-08T08:43:18.027_2
- Header ID
- GRAVI.2025-06-08T08:43:18.027
- 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 08:43:18.027
- UTC End
- 2025-06-08 08:46:30.027
- MJD Start
- 60834.36340309
- MJD End
- 60834.365625312224
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004161
- Ambient temperature (°C)
- 11.63
- Seeing (arcsec)
- 1.17
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 | 54.7570 | 54.8630 | 22.6000 | 23.2000 |
| U1-U3 | 99.0550 | 99.3030 | 29.2000 | 29.7000 |
| U1-U4 | 126.5190 | 127.0160 | 58.1110 | 58.5020 |
| U2-U3 | 45.0900 | 45.2290 | 37.1000 | 37.6000 |
| U2-U4 | 87.8720 | 88.1760 | 79.3120 | 79.6010 |
| U3-U4 | 62.2950 | 62.3720 | 108.3800 | 108.6090 |
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 | 60834.36340309 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344664 |
| DEC | -12.78363 |
| 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 | 54.757 |
| HIERARCH ESO ISS PBL12 END | 54.863 |
| HIERARCH ESO ISS PBLA12 START | 22.6 |
| HIERARCH ESO ISS PBLA12 END | 23.2 |
| HIERARCH ESO ISS PBL13 START | 99.055 |
| HIERARCH ESO ISS PBL13 END | 99.303 |
| HIERARCH ESO ISS PBLA13 START | 29.2 |
| HIERARCH ESO ISS PBLA13 END | 29.7 |
| HIERARCH ESO ISS PBL14 START | 126.519 |
| HIERARCH ESO ISS PBL14 END | 127.016 |
| HIERARCH ESO ISS PBLA14 START | 58.111 |
| HIERARCH ESO ISS PBLA14 END | 58.502 |
| HIERARCH ESO ISS PBL23 START | 45.09 |
| HIERARCH ESO ISS PBL23 END | 45.229 |
| HIERARCH ESO ISS PBLA23 START | 37.1 |
| HIERARCH ESO ISS PBLA23 END | 37.6 |
| HIERARCH ESO ISS PBL24 START | 87.872 |
| HIERARCH ESO ISS PBL24 END | 88.176 |
| HIERARCH ESO ISS PBLA24 START | 79.312 |
| HIERARCH ESO ISS PBLA24 END | 79.601 |
| HIERARCH ESO ISS PBL34 START | 62.295 |
| HIERARCH ESO ISS PBL34 END | 62.372 |
| HIERARCH ESO ISS PBLA34 START | 108.38 |
| HIERARCH ESO ISS PBLA34 END | 108.609 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00433 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003992 |
| HIERARCH ESO ISS AMBI TEMP | 11.63 |
| HIERARCH ESO ISS AMBI FWHM START | 1.19 |
| HIERARCH ESO ISS AMBI FWHM END | 1.15 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |