Exposure
- ID
- GRAVI.2025-02-12T07:15:17.597_1
- Header ID
- GRAVI.2025-02-12T07:15:17.597
- Date updated
- 2025-02-12 07:30:32 UTC+0000
- Release date
- 2026-02-12 07:30:32 UTC+0000
- UTC Start
- 2025-02-12 07:15:17.597
- UTC End
- 2025-02-12 07:20:37.597
- MJD Start
- 60718.302287
- MJD End
- 60718.3059907037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011337
- Ambient temperature (°C)
- 12.38
- Seeing (arcsec)
- 0.5700000000000001
Observation
- ID
- 63978
- 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
- 47646
- Name
- AFGL4176
- RA
- 205.75239
- DEC
- -62.14837
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.6660 | 49.5790 | 15.7000 | 16.6000 |
| U1-U3 | 92.7030 | 92.5130 | 21.7000 | 22.7000 |
| U1-U4 | 128.9520 | 128.7990 | 44.9460 | 46.1290 |
| U2-U3 | 43.6180 | 43.5260 | 28.6000 | 29.6000 |
| U2-U4 | 88.9750 | 89.0610 | 60.7590 | 62.0380 |
| U3-U4 | 57.0210 | 57.3090 | 84.8190 | 86.0910 |
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 | 60718.302287 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.75239 |
| DEC | -62.14837 |
| 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 | 339.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 49.666 |
| HIERARCH ESO ISS PBL12 END | 49.579 |
| HIERARCH ESO ISS PBLA12 START | 15.7 |
| HIERARCH ESO ISS PBLA12 END | 16.6 |
| HIERARCH ESO ISS PBL13 START | 92.703 |
| HIERARCH ESO ISS PBL13 END | 92.513 |
| HIERARCH ESO ISS PBLA13 START | 21.7 |
| HIERARCH ESO ISS PBLA13 END | 22.7 |
| HIERARCH ESO ISS PBL14 START | 128.952 |
| HIERARCH ESO ISS PBL14 END | 128.799 |
| HIERARCH ESO ISS PBLA14 START | 44.946 |
| HIERARCH ESO ISS PBLA14 END | 46.129 |
| HIERARCH ESO ISS PBL23 START | 43.618 |
| HIERARCH ESO ISS PBL23 END | 43.526 |
| HIERARCH ESO ISS PBLA23 START | 28.6 |
| HIERARCH ESO ISS PBLA23 END | 29.6 |
| HIERARCH ESO ISS PBL24 START | 88.975 |
| HIERARCH ESO ISS PBL24 END | 89.061 |
| HIERARCH ESO ISS PBLA24 START | 60.759 |
| HIERARCH ESO ISS PBLA24 END | 62.038 |
| HIERARCH ESO ISS PBL34 START | 57.021 |
| HIERARCH ESO ISS PBL34 END | 57.309 |
| HIERARCH ESO ISS PBLA34 START | 84.819 |
| HIERARCH ESO ISS PBLA34 END | 86.091 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.012308 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010366 |
| HIERARCH ESO ISS AMBI TEMP | 12.38 |
| HIERARCH ESO ISS AMBI FWHM START | 0.56 |
| HIERARCH ESO ISS AMBI FWHM END | 0.58 |