Exposure
- ID
- GRAVI.2025-06-08T06:13:44.647_2
- Header ID
- GRAVI.2025-06-08T06:13:44.647
- 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 06:13:44.647
- UTC End
- 2025-06-08 06:16:56.647
- MJD Start
- 60834.25954452
- MJD End
- 60834.261766742224
- Exposure time (s)
- 192.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0035045
- Ambient temperature (°C)
- 11.77
- Seeing (arcsec)
- 0.915
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 | 52.2480 | 52.2630 | 1.7000 | 2.4000 |
| U1-U3 | 91.6160 | 91.7330 | 7.1000 | 7.9000 |
| U1-U4 | 98.1660 | 99.1650 | 36.2610 | 37.2900 |
| U2-U3 | 39.8970 | 40.0160 | 14.1000 | 15.0000 |
| U2-U4 | 62.5790 | 63.7050 | 64.5150 | 65.2470 |
| U3-U4 | 48.2120 | 48.9590 | 104.1310 | 104.1620 |
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 | 60834.25954452 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 206893 |
| HIERARCH ESO INS SOBJ NAME | HD_206893 |
| RA | 326.344545 |
| DEC | -12.78355 |
| 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 | 52.248 |
| HIERARCH ESO ISS PBL12 END | 52.263 |
| HIERARCH ESO ISS PBLA12 START | 1.7 |
| HIERARCH ESO ISS PBLA12 END | 2.4 |
| HIERARCH ESO ISS PBL13 START | 91.616 |
| HIERARCH ESO ISS PBL13 END | 91.733 |
| HIERARCH ESO ISS PBLA13 START | 7.1 |
| HIERARCH ESO ISS PBLA13 END | 7.9 |
| HIERARCH ESO ISS PBL14 START | 98.166 |
| HIERARCH ESO ISS PBL14 END | 99.165 |
| HIERARCH ESO ISS PBLA14 START | 36.261 |
| HIERARCH ESO ISS PBLA14 END | 37.29 |
| HIERARCH ESO ISS PBL23 START | 39.897 |
| HIERARCH ESO ISS PBL23 END | 40.016 |
| HIERARCH ESO ISS PBLA23 START | 14.1 |
| HIERARCH ESO ISS PBLA23 END | 15.0 |
| HIERARCH ESO ISS PBL24 START | 62.579 |
| HIERARCH ESO ISS PBL24 END | 63.705 |
| HIERARCH ESO ISS PBLA24 START | 64.515 |
| HIERARCH ESO ISS PBLA24 END | 65.247 |
| HIERARCH ESO ISS PBL34 START | 48.212 |
| HIERARCH ESO ISS PBL34 END | 48.959 |
| HIERARCH ESO ISS PBLA34 START | 104.131 |
| HIERARCH ESO ISS PBLA34 END | 104.162 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003069 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00394 |
| HIERARCH ESO ISS AMBI TEMP | 11.77 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.91 |
| HIERARCH ESO FT ROBJ NAME | HD_206893 |
| HIERARCH ESO FT ROBJ ALPHA | 214521.905 |
| HIERARCH ESO FT ROBJ DELTA | -124700.060 |