Exposure
- ID
- GRAVI.2025-05-19T05:40:36.069_2
- Header ID
- GRAVI.2025-05-19T05:40:36.069
- Date updated
- 2025-05-19 05:55:54 UTC+0000
- Release date
- 2025-05-19 05:55:54 UTC+0000
- UTC Start
- 2025-05-19 05:40:36.069
- UTC End
- 2025-05-19 05:47:16.069
- MJD Start
- 60814.23652858
- MJD End
- 60814.241158209625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010572
- Ambient temperature (°C)
- 12.27
- Seeing (arcsec)
- 0.315
Observation
- ID
- 55726
- Category
- science
- Program ID
- 110.24B5.003
- Program Title
- THE FORMATION OF MASSIVE BINARY STARS: A VIEW AT AU SCALES
- Program Type
- DDT
- PI / COI
- OUDMAIJER / KOUTOULAKI / KOUMPIA / FROST / DE WIT / GOODWIN / SHENTON / LUMSDEN
Target
- ID
- 41277
- Name
- 2MASS18244262-131000
- RA
- 276.17759583333327
- DEC
- -13.166927777777778
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 | 25.1230 | 25.1780 | 136.0000 | 136.2000 |
| A0-D0 | 28.7980 | 29.1550 | 63.2000 | 64.0000 |
| A0-C1 | 21.6280 | 21.8020 | 110.9070 | 111.1240 |
| B2-D0 | 32.1080 | 32.1930 | 14.9000 | 15.8000 |
| B2-C1 | 10.6960 | 10.7240 | 14.8280 | 15.7700 |
| D0-C1 | 21.4120 | 21.4680 | 194.8920 | 195.8350 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.24B5.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60814.23652858 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | G018.1968-00.1709 |
| HIERARCH ESO INS SOBJ NAME | G018.1968-00.1709 |
| RA | 276.177014 |
| DEC | -13.16455 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 25.123 |
| HIERARCH ESO ISS PBL12 END | 25.178 |
| HIERARCH ESO ISS PBLA12 START | 136.0 |
| HIERARCH ESO ISS PBLA12 END | 136.2 |
| HIERARCH ESO ISS PBL13 START | 28.798 |
| HIERARCH ESO ISS PBL13 END | 29.155 |
| HIERARCH ESO ISS PBLA13 START | 63.2 |
| HIERARCH ESO ISS PBLA13 END | 64.0 |
| HIERARCH ESO ISS PBL14 START | 21.628 |
| HIERARCH ESO ISS PBL14 END | 21.802 |
| HIERARCH ESO ISS PBLA14 START | 110.907 |
| HIERARCH ESO ISS PBLA14 END | 111.124 |
| HIERARCH ESO ISS PBL23 START | 32.108 |
| HIERARCH ESO ISS PBL23 END | 32.193 |
| HIERARCH ESO ISS PBLA23 START | 14.9 |
| HIERARCH ESO ISS PBLA23 END | 15.8 |
| HIERARCH ESO ISS PBL24 START | 10.696 |
| HIERARCH ESO ISS PBL24 END | 10.724 |
| HIERARCH ESO ISS PBLA24 START | 14.828 |
| HIERARCH ESO ISS PBLA24 END | 15.77 |
| HIERARCH ESO ISS PBL34 START | 21.412 |
| HIERARCH ESO ISS PBL34 END | 21.468 |
| HIERARCH ESO ISS PBLA34 START | 194.892 |
| HIERARCH ESO ISS PBLA34 END | 195.835 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011689 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009455 |
| HIERARCH ESO ISS AMBI TEMP | 12.27 |
| HIERARCH ESO ISS AMBI FWHM START | 0.29 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | 2MASS18244262-131000 |
| HIERARCH ESO FT ROBJ ALPHA | 182442.623 |
| HIERARCH ESO FT ROBJ DELTA | -131000.940 |