Exposure
- ID
- GRAVI.2025-02-12T07:00:41.560_1
- Header ID
- GRAVI.2025-02-12T07:00:41.560
- Date updated
- 2025-02-12 07:15:22 UTC+0000
- Release date
- 2026-02-12 07:15:22 UTC+0000
- UTC Start
- 2025-02-12 07:00:41.560
- UTC End
- 2025-02-12 07:06:17.560
- MJD Start
- 60718.29214768
- MJD End
- 60718.296036568885
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0114605
- Ambient temperature (°C)
- 12.37
- Seeing (arcsec)
- 0.58
Observation
- ID
- 63977
- Category
- science
- Program ID
- 114.273X.001
- Program Title
- THE ORIGIN OF MULTIPLICITY IN HIGH-MASS STAR FORMATION
- Program Type
- Normal
- PI / COI
- KRAUS / BATE
Target
- ID
- 47645
- Name
- AFGL4176
- RA
- 205.752343
- DEC
- -62.14839
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.8670 | 49.7880 | 13.4000 | 14.4000 |
| U1-U3 | 93.1520 | 92.9730 | 19.2000 | 20.3000 |
| U1-U4 | 129.2950 | 129.1610 | 41.8540 | 43.1420 |
| U2-U3 | 43.8400 | 43.7510 | 25.9000 | 27.0000 |
| U2-U4 | 88.7150 | 88.8290 | 57.4060 | 58.8040 |
| U3-U4 | 56.2400 | 56.5700 | 81.4710 | 82.8700 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.273X.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60718.29214768 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752343 |
| DEC | -62.14839 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 365.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 3.0 |
| HIERARCH ESO DET2 NDIT | 112 |
| HIERARCH ESO ISS PBL12 START | 49.867 |
| HIERARCH ESO ISS PBL12 END | 49.788 |
| HIERARCH ESO ISS PBLA12 START | 13.4 |
| HIERARCH ESO ISS PBLA12 END | 14.4 |
| HIERARCH ESO ISS PBL13 START | 93.152 |
| HIERARCH ESO ISS PBL13 END | 92.973 |
| HIERARCH ESO ISS PBLA13 START | 19.2 |
| HIERARCH ESO ISS PBLA13 END | 20.3 |
| HIERARCH ESO ISS PBL14 START | 129.295 |
| HIERARCH ESO ISS PBL14 END | 129.161 |
| HIERARCH ESO ISS PBLA14 START | 41.854 |
| HIERARCH ESO ISS PBLA14 END | 43.142 |
| HIERARCH ESO ISS PBL23 START | 43.84 |
| HIERARCH ESO ISS PBL23 END | 43.751 |
| HIERARCH ESO ISS PBLA23 START | 25.9 |
| HIERARCH ESO ISS PBLA23 END | 27.0 |
| HIERARCH ESO ISS PBL24 START | 88.715 |
| HIERARCH ESO ISS PBL24 END | 88.829 |
| HIERARCH ESO ISS PBLA24 START | 57.406 |
| HIERARCH ESO ISS PBLA24 END | 58.804 |
| HIERARCH ESO ISS PBL34 START | 56.24 |
| HIERARCH ESO ISS PBL34 END | 56.57 |
| HIERARCH ESO ISS PBLA34 START | 81.471 |
| HIERARCH ESO ISS PBLA34 END | 82.87 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011072 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011849 |
| HIERARCH ESO ISS AMBI TEMP | 12.37 |
| HIERARCH ESO ISS AMBI FWHM START | 0.57 |
| HIERARCH ESO ISS AMBI FWHM END | 0.59 |