Exposure
- ID
- GRAVI.2025-10-08T05:40:27.670_2
- Header ID
- GRAVI.2025-10-08T05:40:27.670
- Date updated
- 2025-10-08 05:50:57 UTC+0000
- Release date
- 2025-10-08 05:40:27 UTC+0000
- UTC Start
- 2025-10-08 05:40:27.670
- UTC End
- 2025-10-08 05:42:03.670
- MJD Start
- 60956.23643137
- MJD End
- 60956.23754248111
- Exposure time (s)
- 96.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033220000000000003
- Ambient temperature (°C)
- 9.78
- Seeing (arcsec)
- 1.42
Observation
- ID
- 70849
- Category
- calibrator
- Program ID
- 116.28NC.004
- Program Title
- GRAVITY-GAIA DR4 EXOPLANET SURVEY IN NEARBY LOW-MASS BINARY SYSTEMS
- Program Type
- Normal
- PI / COI
- KERVELLA / GALLENNE / ARENOU / BEICHMAN / BOURDAROT / LACOUR / MENDEZ / MÉRAND / NOWAK
Target
- ID
- 52322
- Name
- HD_36584A
- RA
- 81.74960041666667
- DEC
- -68.62291447222222
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 | 73.8000 | 73.9430 | 61.9000 | 62.4000 |
| A0-J2 | 122.6340 | 122.7220 | 44.0000 | 44.5000 |
| A0-K0 | 127.9540 | 127.9580 | 30.4120 | 30.8700 |
| G1-J2 | 57.0580 | 57.0450 | 20.7000 | 21.1000 |
| G1-K0 | 75.5720 | 75.5720 | 359.7640 | 0.1010 |
| J2-K0 | 30.1960 | 30.2760 | 317.3110 | 317.6000 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 116.28NC.004 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60956.23643137 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | HD 36584A |
| HIERARCH ESO INS SOBJ NAME | HD_36584A |
| RA | 81.743135 |
| DEC | -68.62283 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 118.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 73.8 |
| HIERARCH ESO ISS PBL12 END | 73.943 |
| HIERARCH ESO ISS PBLA12 START | 61.9 |
| HIERARCH ESO ISS PBLA12 END | 62.4 |
| HIERARCH ESO ISS PBL13 START | 122.634 |
| HIERARCH ESO ISS PBL13 END | 122.722 |
| HIERARCH ESO ISS PBLA13 START | 44.0 |
| HIERARCH ESO ISS PBLA13 END | 44.5 |
| HIERARCH ESO ISS PBL14 START | 127.954 |
| HIERARCH ESO ISS PBL14 END | 127.958 |
| HIERARCH ESO ISS PBLA14 START | 30.412 |
| HIERARCH ESO ISS PBLA14 END | 30.87 |
| HIERARCH ESO ISS PBL23 START | 57.058 |
| HIERARCH ESO ISS PBL23 END | 57.045 |
| HIERARCH ESO ISS PBLA23 START | 20.7 |
| HIERARCH ESO ISS PBLA23 END | 21.1 |
| HIERARCH ESO ISS PBL24 START | 75.572 |
| HIERARCH ESO ISS PBL24 END | 75.572 |
| HIERARCH ESO ISS PBLA24 START | 359.764 |
| HIERARCH ESO ISS PBLA24 END | 0.101 |
| HIERARCH ESO ISS PBL34 START | 30.196 |
| HIERARCH ESO ISS PBL34 END | 30.276 |
| HIERARCH ESO ISS PBLA34 START | 317.311 |
| HIERARCH ESO ISS PBLA34 END | 317.6 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002961 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003683 |
| HIERARCH ESO ISS AMBI TEMP | 9.78 |
| HIERARCH ESO ISS AMBI FWHM START | 1.51 |
| HIERARCH ESO ISS AMBI FWHM END | 1.33 |
| HIERARCH ESO FT ROBJ NAME | HD_36584A |
| HIERARCH ESO FT ROBJ ALPHA | 052659.9041 |
| HIERARCH ESO FT ROBJ DELTA | -683722.4921 |