Exposure
- ID
- GRAVI.2025-05-29T09:15:27.666_2
- Header ID
- GRAVI.2025-05-29T09:15:27.666
- Date updated
- 2025-05-29 09:28:15 UTC+0000
- Release date
- 2025-05-29 09:15:27 UTC+0000
- UTC Start
- 2025-05-29 09:15:27.666
- UTC End
- 2025-05-29 09:19:27.666
- MJD Start
- 60824.38573687
- MJD End
- 60824.38851464778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0035405000000000002
- Ambient temperature (°C)
- 13.21
- Seeing (arcsec)
- 0.605
Observation
- ID
- 67610
- Category
- calibrator
- Program ID
- 113.26EQ.003
- Program Title
- USING GRAVITY TO STUDY STAR-DISK INTERACTION
- Program Type
- Monitoring
- PI / COI
- GINSKI / BOURDAROT / PINILLA / BENISTY / MANARA / RIBAS / LACOUR / NOWAK / VIGAN / WANG / BALMER / MURPHY
Target
- ID
- 44377
- Name
- HD_177663
- RA
- 286.79324583333334
- DEC
- -36.60579194444445
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- A0 G1 J2 K0
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| A0-G1 | 87.9750 | 87.7350 | 133.6000 | 134.4000 |
| A0-J2 | 120.0980 | 119.4030 | 110.8000 | 111.6000 |
| A0-K0 | 114.8290 | 113.9490 | 87.4070 | 88.0420 |
| G1-J2 | 51.8650 | 51.4780 | 69.6000 | 70.1000 |
| G1-K0 | 83.3360 | 83.0000 | 37.7580 | 38.1130 |
| J2-K0 | 47.8510 | 47.8430 | 2.9010 | 3.3920 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26EQ.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60824.38573687 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | HD 177663 |
| HIERARCH ESO INS SOBJ NAME | HD_177663 |
| RA | 286.790486 |
| DEC | -36.60584 |
| 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 | G1 |
| HIERARCH ESO ISS CONF STATION3 | J2 |
| HIERARCH ESO ISS CONF STATION4 | K0 |
| EXPTIME | 263.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 87.975 |
| HIERARCH ESO ISS PBL12 END | 87.735 |
| HIERARCH ESO ISS PBLA12 START | 133.6 |
| HIERARCH ESO ISS PBLA12 END | 134.4 |
| HIERARCH ESO ISS PBL13 START | 120.098 |
| HIERARCH ESO ISS PBL13 END | 119.403 |
| HIERARCH ESO ISS PBLA13 START | 110.8 |
| HIERARCH ESO ISS PBLA13 END | 111.6 |
| HIERARCH ESO ISS PBL14 START | 114.829 |
| HIERARCH ESO ISS PBL14 END | 113.949 |
| HIERARCH ESO ISS PBLA14 START | 87.407 |
| HIERARCH ESO ISS PBLA14 END | 88.042 |
| HIERARCH ESO ISS PBL23 START | 51.865 |
| HIERARCH ESO ISS PBL23 END | 51.478 |
| HIERARCH ESO ISS PBLA23 START | 69.6 |
| HIERARCH ESO ISS PBLA23 END | 70.1 |
| HIERARCH ESO ISS PBL24 START | 83.336 |
| HIERARCH ESO ISS PBL24 END | 83.0 |
| HIERARCH ESO ISS PBLA24 START | 37.758 |
| HIERARCH ESO ISS PBLA24 END | 38.113 |
| HIERARCH ESO ISS PBL34 START | 47.851 |
| HIERARCH ESO ISS PBL34 END | 47.843 |
| HIERARCH ESO ISS PBLA34 START | 2.901 |
| HIERARCH ESO ISS PBLA34 END | 3.392 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003355 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003726 |
| HIERARCH ESO ISS AMBI TEMP | 13.21 |
| HIERARCH ESO ISS AMBI FWHM START | 0.59 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | HD_177663 |
| HIERARCH ESO FT ROBJ ALPHA | 190710.379 |
| HIERARCH ESO FT ROBJ DELTA | -363620.851 |