Exposure
- ID
- GRAVI.2025-05-20T09:39:28.805_2
- Header ID
- GRAVI.2025-05-20T09:39:28.805
- Date updated
- 2025-05-20 09:51:14 UTC+0000
- Release date
- 2025-05-20 09:39:28 UTC+0000
- UTC Start
- 2025-05-20 09:39:28.805
- UTC End
- 2025-05-20 09:41:28.805
- MJD Start
- 60815.40241673
- MJD End
- 60815.40380561889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008394500000000001
- Ambient temperature (°C)
- 14.09
- Seeing (arcsec)
- 0.31
Observation
- ID
- 67475
- Category
- calibrator
- Program ID
- 60.A-9256(A)
- Program Title
- CALIBRATION RUN FOR GRAVITY
- Program Type
- Normal
- PI / COI
- OBSERVATORY
Target
- ID
- 50190
- Name
- HD175782
- RA
- 285.27070416666663
- DEC
- -62.865272222222224
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 B2 D0 C1
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-B2 | 23.3840 | 23.4020 | 154.9000 | 155.3000 |
| A0-D0 | 29.2880 | 29.2310 | 98.7000 | 99.2000 |
| A0-C1 | 22.5220 | 22.5290 | 133.7790 | 134.2590 |
| B2-D0 | 25.3520 | 25.2770 | 48.6000 | 49.0000 |
| B2-C1 | 8.4440 | 8.4190 | 48.5740 | 48.9220 |
| D0-C1 | 16.9080 | 16.8580 | 228.6590 | 229.0060 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 60.A-9256(A) |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60815.40241673 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD175782 |
| HIERARCH ESO INS SOBJ NAME | HD175782b_fake |
| RA | 285.265949 |
| DEC | -62.86527 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | A0 |
| HIERARCH ESO ISS CONF STATION2 | B2 |
| HIERARCH ESO ISS CONF STATION3 | D0 |
| HIERARCH ESO ISS CONF STATION4 | C1 |
| EXPTIME | 134.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 23.384 |
| HIERARCH ESO ISS PBL12 END | 23.402 |
| HIERARCH ESO ISS PBLA12 START | 154.9 |
| HIERARCH ESO ISS PBLA12 END | 155.3 |
| HIERARCH ESO ISS PBL13 START | 29.288 |
| HIERARCH ESO ISS PBL13 END | 29.231 |
| HIERARCH ESO ISS PBLA13 START | 98.7 |
| HIERARCH ESO ISS PBLA13 END | 99.2 |
| HIERARCH ESO ISS PBL14 START | 22.522 |
| HIERARCH ESO ISS PBL14 END | 22.529 |
| HIERARCH ESO ISS PBLA14 START | 133.779 |
| HIERARCH ESO ISS PBLA14 END | 134.259 |
| HIERARCH ESO ISS PBL23 START | 25.352 |
| HIERARCH ESO ISS PBL23 END | 25.277 |
| HIERARCH ESO ISS PBLA23 START | 48.6 |
| HIERARCH ESO ISS PBLA23 END | 49.0 |
| HIERARCH ESO ISS PBL24 START | 8.444 |
| HIERARCH ESO ISS PBL24 END | 8.419 |
| HIERARCH ESO ISS PBLA24 START | 48.574 |
| HIERARCH ESO ISS PBLA24 END | 48.922 |
| HIERARCH ESO ISS PBL34 START | 16.908 |
| HIERARCH ESO ISS PBL34 END | 16.858 |
| HIERARCH ESO ISS PBLA34 START | 228.659 |
| HIERARCH ESO ISS PBLA34 END | 229.006 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00922 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007569 |
| HIERARCH ESO ISS AMBI TEMP | 14.09 |
| HIERARCH ESO ISS AMBI FWHM START | 0.29 |
| HIERARCH ESO ISS AMBI FWHM END | 0.33 |
| HIERARCH ESO FT ROBJ NAME | HD175782 |
| HIERARCH ESO FT ROBJ ALPHA | 190104.969 |
| HIERARCH ESO FT ROBJ DELTA | -625154.980 |