Exposure
- ID
- GRAVI.2025-02-12T07:41:29.663_1
- Header ID
- GRAVI.2025-02-12T07:41:29.663
- Date updated
- 2025-02-12 07:55:37 UTC+0000
- Release date
- 2026-02-12 07:55:37 UTC+0000
- UTC Start
- 2025-02-12 07:41:29.663
- UTC End
- 2025-02-12 07:47:05.663
- MJD Start
- 60718.32048221
- MJD End
- 60718.32437109889
- Exposure time (s)
- 336.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.010516999999999999
- Ambient temperature (°C)
- 12.59
- Seeing (arcsec)
- 0.5549999999999999
Observation
- ID
- 63981
- 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
- 47649
- Name
- AFGL4176
- RA
- 205.752347
- DEC
- -62.14838
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 49.2190 | 49.0980 | 19.9000 | 20.9000 |
| U1-U3 | 91.7390 | 91.4840 | 26.2000 | 27.2000 |
| U1-U4 | 128.1410 | 127.9120 | 50.4220 | 51.6920 |
| U2-U3 | 43.1500 | 43.0270 | 33.3000 | 34.4000 |
| U2-U4 | 89.3030 | 89.3510 | 66.6680 | 68.0330 |
| U3-U4 | 58.2970 | 58.5710 | 90.6730 | 92.0200 |
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 | 60718.32048221 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | RAFGL 4176 |
| HIERARCH ESO INS SOBJ NAME | AFGL4176 |
| RA | 205.752347 |
| DEC | -62.14838 |
| 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 | 49.219 |
| HIERARCH ESO ISS PBL12 END | 49.098 |
| HIERARCH ESO ISS PBLA12 START | 19.9 |
| HIERARCH ESO ISS PBLA12 END | 20.9 |
| HIERARCH ESO ISS PBL13 START | 91.739 |
| HIERARCH ESO ISS PBL13 END | 91.484 |
| HIERARCH ESO ISS PBLA13 START | 26.2 |
| HIERARCH ESO ISS PBLA13 END | 27.2 |
| HIERARCH ESO ISS PBL14 START | 128.141 |
| HIERARCH ESO ISS PBL14 END | 127.912 |
| HIERARCH ESO ISS PBLA14 START | 50.422 |
| HIERARCH ESO ISS PBLA14 END | 51.692 |
| HIERARCH ESO ISS PBL23 START | 43.15 |
| HIERARCH ESO ISS PBL23 END | 43.027 |
| HIERARCH ESO ISS PBLA23 START | 33.3 |
| HIERARCH ESO ISS PBLA23 END | 34.4 |
| HIERARCH ESO ISS PBL24 START | 89.303 |
| HIERARCH ESO ISS PBL24 END | 89.351 |
| HIERARCH ESO ISS PBLA24 START | 66.668 |
| HIERARCH ESO ISS PBLA24 END | 68.033 |
| HIERARCH ESO ISS PBL34 START | 58.297 |
| HIERARCH ESO ISS PBL34 END | 58.571 |
| HIERARCH ESO ISS PBLA34 START | 90.673 |
| HIERARCH ESO ISS PBLA34 END | 92.02 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010525 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010509 |
| HIERARCH ESO ISS AMBI TEMP | 12.59 |
| HIERARCH ESO ISS AMBI FWHM START | 0.58 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |