Exposure
- ID
- GRAVI.2025-05-19T05:18:39.014_2
- Header ID
- GRAVI.2025-05-19T05:18:39.014
- Date updated
- 2025-05-19 05:35:50 UTC+0000
- Release date
- 2025-05-19 05:35:50 UTC+0000
- UTC Start
- 2025-05-19 05:18:39.014
- UTC End
- 2025-05-19 05:25:19.014
- MJD Start
- 60814.22128488
- MJD End
- 60814.225914509625
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011757
- Ambient temperature (°C)
- 12.29
- Seeing (arcsec)
- 0.25
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 | 24.8740 | 24.9640 | 135.3000 | 135.5000 |
| A0-D0 | 27.5480 | 27.9590 | 60.6000 | 61.5000 |
| A0-C1 | 20.9650 | 21.1920 | 110.3240 | 110.4880 |
| B2-D0 | 31.8640 | 31.9360 | 11.8000 | 12.8000 |
| B2-C1 | 10.6150 | 10.6390 | 11.7260 | 12.7180 |
| D0-C1 | 21.2490 | 21.2970 | 191.7880 | 192.7800 |
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 | 60814.22128488 |
| 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 | 24.874 |
| HIERARCH ESO ISS PBL12 END | 24.964 |
| HIERARCH ESO ISS PBLA12 START | 135.3 |
| HIERARCH ESO ISS PBLA12 END | 135.5 |
| HIERARCH ESO ISS PBL13 START | 27.548 |
| HIERARCH ESO ISS PBL13 END | 27.959 |
| HIERARCH ESO ISS PBLA13 START | 60.6 |
| HIERARCH ESO ISS PBLA13 END | 61.5 |
| HIERARCH ESO ISS PBL14 START | 20.965 |
| HIERARCH ESO ISS PBL14 END | 21.192 |
| HIERARCH ESO ISS PBLA14 START | 110.324 |
| HIERARCH ESO ISS PBLA14 END | 110.488 |
| HIERARCH ESO ISS PBL23 START | 31.864 |
| HIERARCH ESO ISS PBL23 END | 31.936 |
| HIERARCH ESO ISS PBLA23 START | 11.8 |
| HIERARCH ESO ISS PBLA23 END | 12.8 |
| HIERARCH ESO ISS PBL24 START | 10.615 |
| HIERARCH ESO ISS PBL24 END | 10.639 |
| HIERARCH ESO ISS PBLA24 START | 11.726 |
| HIERARCH ESO ISS PBLA24 END | 12.718 |
| HIERARCH ESO ISS PBL34 START | 21.249 |
| HIERARCH ESO ISS PBL34 END | 21.297 |
| HIERARCH ESO ISS PBLA34 START | 191.788 |
| HIERARCH ESO ISS PBLA34 END | 192.78 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012912 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010602 |
| HIERARCH ESO ISS AMBI TEMP | 12.29 |
| HIERARCH ESO ISS AMBI FWHM START | 0.22 |
| HIERARCH ESO ISS AMBI FWHM END | 0.28 |
| HIERARCH ESO FT ROBJ NAME | 2MASS18244262-131000 |
| HIERARCH ESO FT ROBJ ALPHA | 182442.623 |
| HIERARCH ESO FT ROBJ DELTA | -131000.940 |