Exposure
- ID
- GRAVI.2025-02-12T09:00:08.863_1
- Header ID
- GRAVI.2025-02-12T09:00:08.863
- Date updated
- 2025-02-12 09:15:23 UTC+0000
- Release date
- 2026-02-12 09:15:23 UTC+0000
- UTC Start
- 2025-02-12 09:00:08.863
- UTC End
- 2025-02-12 09:05:44.863
- MJD Start
- 60718.37510258
- MJD End
- 60718.37899146889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0108405
- Ambient temperature (°C)
- 12.41
- Seeing (arcsec)
- 0.55
Observation
- ID
- 63990
- 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
- 47658
- Name
- AFGL4176
- RA
- 205.752524
- DEC
- -62.14841
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 47.1360 | 46.9250 | 32.4000 | 33.3000 |
| U1-U3 | 87.4560 | 87.0300 | 39.4000 | 40.4000 |
| U1-U4 | 123.8170 | 123.3500 | 66.7020 | 67.9570 |
| U2-U3 | 41.0880 | 40.8840 | 47.5000 | 48.6000 |
| U2-U4 | 88.9710 | 88.8530 | 84.0940 | 85.4330 |
| U3-U4 | 61.0970 | 61.2450 | 107.7200 | 109.0190 |
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 | 60718.37510258 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752524 |
| DEC | -62.14841 |
| 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 | 47.136 |
| HIERARCH ESO ISS PBL12 END | 46.925 |
| HIERARCH ESO ISS PBLA12 START | 32.4 |
| HIERARCH ESO ISS PBLA12 END | 33.3 |
| HIERARCH ESO ISS PBL13 START | 87.456 |
| HIERARCH ESO ISS PBL13 END | 87.03 |
| HIERARCH ESO ISS PBLA13 START | 39.4 |
| HIERARCH ESO ISS PBLA13 END | 40.4 |
| HIERARCH ESO ISS PBL14 START | 123.817 |
| HIERARCH ESO ISS PBL14 END | 123.35 |
| HIERARCH ESO ISS PBLA14 START | 66.702 |
| HIERARCH ESO ISS PBLA14 END | 67.957 |
| HIERARCH ESO ISS PBL23 START | 41.088 |
| HIERARCH ESO ISS PBL23 END | 40.884 |
| HIERARCH ESO ISS PBLA23 START | 47.5 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 88.971 |
| HIERARCH ESO ISS PBL24 END | 88.853 |
| HIERARCH ESO ISS PBLA24 START | 84.094 |
| HIERARCH ESO ISS PBLA24 END | 85.433 |
| HIERARCH ESO ISS PBL34 START | 61.097 |
| HIERARCH ESO ISS PBL34 END | 61.245 |
| HIERARCH ESO ISS PBLA34 START | 107.72 |
| HIERARCH ESO ISS PBLA34 END | 109.019 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009949 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011732 |
| HIERARCH ESO ISS AMBI TEMP | 12.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.52 |