Exposure
- ID
- GRAVI.2025-07-08T03:53:20.593_1
- Header ID
- GRAVI.2025-07-08T03:53:20.593
- Date updated
- 2025-07-08 04:10:37 UTC+0000
- Release date
- 2026-07-08 04:10:37 UTC+0000
- UTC Start
- 2025-07-08 03:53:20.593
- UTC End
- 2025-07-08 03:59:20.593
- MJD Start
- 60864.1620439
- MJD End
- 60864.16621056667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0126805
- Ambient temperature (°C)
- 15.93
- Seeing (arcsec)
- 0.265
Observation
- ID
- 68383
- Category
- science
- Program ID
- 115.27WT.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY(+) - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER / GILLESSEN / GENZEL / OTT / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROUSSELET-PER
Target
- ID
- 50818
- Name
- SGRA
- RA
- 266.416494
- DEC
- -29.00736
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.1410 | 56.0530 | 29.2000 | 29.8000 |
| U1-U3 | 101.5890 | 101.3880 | 35.5000 | 36.2000 |
| U1-U4 | 128.9590 | 128.5260 | 63.8340 | 64.5280 |
| U2-U3 | 46.2190 | 46.1050 | 43.3000 | 43.9000 |
| U2-U4 | 88.7330 | 88.4320 | 84.9280 | 85.6990 |
| U3-U4 | 62.2810 | 62.1560 | 114.4650 | 115.3050 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60864.1620439 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416494 |
| DEC | -29.00736 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.141 |
| HIERARCH ESO ISS PBL12 END | 56.053 |
| HIERARCH ESO ISS PBLA12 START | 29.2 |
| HIERARCH ESO ISS PBLA12 END | 29.8 |
| HIERARCH ESO ISS PBL13 START | 101.589 |
| HIERARCH ESO ISS PBL13 END | 101.388 |
| HIERARCH ESO ISS PBLA13 START | 35.5 |
| HIERARCH ESO ISS PBLA13 END | 36.2 |
| HIERARCH ESO ISS PBL14 START | 128.959 |
| HIERARCH ESO ISS PBL14 END | 128.526 |
| HIERARCH ESO ISS PBLA14 START | 63.834 |
| HIERARCH ESO ISS PBLA14 END | 64.528 |
| HIERARCH ESO ISS PBL23 START | 46.219 |
| HIERARCH ESO ISS PBL23 END | 46.105 |
| HIERARCH ESO ISS PBLA23 START | 43.3 |
| HIERARCH ESO ISS PBLA23 END | 43.9 |
| HIERARCH ESO ISS PBL24 START | 88.733 |
| HIERARCH ESO ISS PBL24 END | 88.432 |
| HIERARCH ESO ISS PBLA24 START | 84.928 |
| HIERARCH ESO ISS PBLA24 END | 85.699 |
| HIERARCH ESO ISS PBL34 START | 62.281 |
| HIERARCH ESO ISS PBL34 END | 62.156 |
| HIERARCH ESO ISS PBLA34 START | 114.465 |
| HIERARCH ESO ISS PBLA34 END | 115.305 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.015001 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01036 |
| HIERARCH ESO ISS AMBI TEMP | 15.93 |
| HIERARCH ESO ISS AMBI FWHM START | 0.24 |
| HIERARCH ESO ISS AMBI FWHM END | 0.29 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |