Exposure
- ID
- GRAVI.2025-03-16T10:09:25.697_1
- Header ID
- GRAVI.2025-03-16T10:09:25.697
- Date updated
- 2025-03-16 10:25:41 UTC+0000
- Release date
- 2026-03-16 10:25:41 UTC+0000
- UTC Start
- 2025-03-16 10:09:25.697
- UTC End
- 2025-03-16 10:15:25.697
- MJD Start
- 60750.42321408
- MJD End
- 60750.42738074667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004767
- Ambient temperature (°C)
- 13.57
- Seeing (arcsec)
- 0.92
Observation
- ID
- 65150
- Category
- science
- Program ID
- 114.270V.001
- 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 / WIDMANN / MANG / DRESCHER / RIBEIRO / SADUN BORDONI / STRAUBMEIER / GARCIA / PAUMARD / BOURDAROT / STURM / LUTZ / LE BOUQUIN / CAO / KREIDBERG / HOENIG / FOSCHI / PERRIN / CARDOSO / AIMAR / URSO / ABD EL DAYEM / ROU
Target
- ID
- 48521
- Name
- SGRA
- RA
- 266.417547
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5550 | 21.2000 | 22.0000 |
| U1-U3 | 102.4210 | 102.4330 | 27.5000 | 28.3000 |
| U1-U4 | 129.5710 | 129.8070 | 55.1720 | 56.0280 |
| U2-U3 | 46.6030 | 46.6250 | 35.1000 | 35.9000 |
| U2-U4 | 88.4650 | 88.7540 | 76.0780 | 76.9080 |
| U3-U4 | 61.4550 | 61.7040 | 105.9270 | 106.6440 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60750.42321408 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417547 |
| DEC | -29.00719 |
| 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 | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.555 |
| HIERARCH ESO ISS PBLA12 START | 21.2 |
| HIERARCH ESO ISS PBLA12 END | 22.0 |
| HIERARCH ESO ISS PBL13 START | 102.421 |
| HIERARCH ESO ISS PBL13 END | 102.433 |
| HIERARCH ESO ISS PBLA13 START | 27.5 |
| HIERARCH ESO ISS PBLA13 END | 28.3 |
| HIERARCH ESO ISS PBL14 START | 129.571 |
| HIERARCH ESO ISS PBL14 END | 129.807 |
| HIERARCH ESO ISS PBLA14 START | 55.172 |
| HIERARCH ESO ISS PBLA14 END | 56.028 |
| HIERARCH ESO ISS PBL23 START | 46.603 |
| HIERARCH ESO ISS PBL23 END | 46.625 |
| HIERARCH ESO ISS PBLA23 START | 35.1 |
| HIERARCH ESO ISS PBLA23 END | 35.9 |
| HIERARCH ESO ISS PBL24 START | 88.465 |
| HIERARCH ESO ISS PBL24 END | 88.754 |
| HIERARCH ESO ISS PBLA24 START | 76.078 |
| HIERARCH ESO ISS PBLA24 END | 76.908 |
| HIERARCH ESO ISS PBL34 START | 61.455 |
| HIERARCH ESO ISS PBL34 END | 61.704 |
| HIERARCH ESO ISS PBLA34 START | 105.927 |
| HIERARCH ESO ISS PBLA34 END | 106.644 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004767 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004767 |
| HIERARCH ESO ISS AMBI TEMP | 13.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.92 |
| HIERARCH ESO ISS AMBI FWHM END | 0.92 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |