Exposure
- ID
- GRAVI.2025-06-17T23:58:51.538_2
- Header ID
- GRAVI.2025-06-17T23:58:51.538
- Date updated
- 2025-06-18 00:15:41 UTC+0000
- Release date
- 2025-06-18 00:15:41 UTC+0000
- UTC Start
- 2025-06-17 23:58:51.538
- UTC End
- 2025-06-18 00:05:31.538
- MJD Start
- 60843.99920761
- MJD End
- 60844.00383723963
- Exposure time (s)
- 400.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0029760000000000003
- Ambient temperature (°C)
- 6.55
- Seeing (arcsec)
- 0.675
Observation
- ID
- 58419
- Category
- science
- Program ID
- 110.24B5.004
- 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
- 43170
- Name
- 2MASS15110043-583941
- RA
- 227.75175
- DEC
- -58.66156111111111
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 | 77.8040 | 78.5200 | 85.1000 | 86.6000 |
| A0-J2 | 122.9870 | 123.5380 | 63.8000 | 65.4000 |
| A0-K0 | 127.6700 | 127.7650 | 46.6370 | 48.1620 |
| G1-J2 | 57.8610 | 57.7990 | 34.6000 | 36.0000 |
| G1-K0 | 82.4300 | 82.3150 | 10.7020 | 11.7860 |
| J2-K0 | 37.6770 | 37.8980 | 332.2830 | 333.1190 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 110.24B5.004 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60843.99920761 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | G320.2437-00.5619 |
| HIERARCH ESO INS SOBJ NAME | G320.2437-00.5619 |
| RA | 227.754214 |
| DEC | -58.66096 |
| HIERARCH ESO INS SPEC RES | LOW |
| 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 | 414.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 100.0 |
| HIERARCH ESO DET2 NDIT | 4 |
| HIERARCH ESO ISS PBL12 START | 77.804 |
| HIERARCH ESO ISS PBL12 END | 78.52 |
| HIERARCH ESO ISS PBLA12 START | 85.1 |
| HIERARCH ESO ISS PBLA12 END | 86.6 |
| HIERARCH ESO ISS PBL13 START | 122.987 |
| HIERARCH ESO ISS PBL13 END | 123.538 |
| HIERARCH ESO ISS PBLA13 START | 63.8 |
| HIERARCH ESO ISS PBLA13 END | 65.4 |
| HIERARCH ESO ISS PBL14 START | 127.67 |
| HIERARCH ESO ISS PBL14 END | 127.765 |
| HIERARCH ESO ISS PBLA14 START | 46.637 |
| HIERARCH ESO ISS PBLA14 END | 48.162 |
| HIERARCH ESO ISS PBL23 START | 57.861 |
| HIERARCH ESO ISS PBL23 END | 57.799 |
| HIERARCH ESO ISS PBLA23 START | 34.6 |
| HIERARCH ESO ISS PBLA23 END | 36.0 |
| HIERARCH ESO ISS PBL24 START | 82.43 |
| HIERARCH ESO ISS PBL24 END | 82.315 |
| HIERARCH ESO ISS PBLA24 START | 10.702 |
| HIERARCH ESO ISS PBLA24 END | 11.786 |
| HIERARCH ESO ISS PBL34 START | 37.677 |
| HIERARCH ESO ISS PBL34 END | 37.898 |
| HIERARCH ESO ISS PBLA34 START | 332.283 |
| HIERARCH ESO ISS PBLA34 END | 333.119 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002794 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003158 |
| HIERARCH ESO ISS AMBI TEMP | 6.55 |
| HIERARCH ESO ISS AMBI FWHM START | 0.73 |
| HIERARCH ESO ISS AMBI FWHM END | 0.62 |
| HIERARCH ESO FT ROBJ NAME | 2MASS15110043-583941 |
| HIERARCH ESO FT ROBJ ALPHA | 151100.420 |
| HIERARCH ESO FT ROBJ DELTA | -583941.620 |