Exposure
- ID
- GRAVI.2025-07-12T05:14:47.766_1
- Header ID
- GRAVI.2025-07-12T05:14:47.766
- Date updated
- 2025-07-12 05:30:53 UTC+0000
- Release date
- 2026-07-12 05:30:52 UTC+0000
- UTC Start
- 2025-07-12 05:14:47.766
- UTC End
- 2025-07-12 05:20:47.766
- MJD Start
- 60868.2186084
- MJD End
- 60868.222775066664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002004
- Ambient temperature (°C)
- 10.1
- Seeing (arcsec)
- 1.14
Observation
- ID
- 68732
- 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
- 51146
- Name
- SGRA
- RA
- 266.417649
- DEC
- -29.0078
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.5800 | 53.3030 | 37.0000 | 37.4000 |
| U1-U3 | 95.6550 | 95.0180 | 43.3000 | 43.7000 |
| U1-U4 | 115.2200 | 113.7500 | 73.2530 | 73.8210 |
| U2-U3 | 42.8020 | 42.4360 | 51.2000 | 51.6000 |
| U2-U4 | 78.6640 | 77.5970 | 96.9950 | 97.8830 |
| U3-U4 | 57.6740 | 57.2070 | 129.1420 | 130.3160 |
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 | 60868.2186084 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417649 |
| DEC | -29.0078 |
| 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 | 53.58 |
| HIERARCH ESO ISS PBL12 END | 53.303 |
| HIERARCH ESO ISS PBLA12 START | 37.0 |
| HIERARCH ESO ISS PBLA12 END | 37.4 |
| HIERARCH ESO ISS PBL13 START | 95.655 |
| HIERARCH ESO ISS PBL13 END | 95.018 |
| HIERARCH ESO ISS PBLA13 START | 43.3 |
| HIERARCH ESO ISS PBLA13 END | 43.7 |
| HIERARCH ESO ISS PBL14 START | 115.22 |
| HIERARCH ESO ISS PBL14 END | 113.75 |
| HIERARCH ESO ISS PBLA14 START | 73.253 |
| HIERARCH ESO ISS PBLA14 END | 73.821 |
| HIERARCH ESO ISS PBL23 START | 42.802 |
| HIERARCH ESO ISS PBL23 END | 42.436 |
| HIERARCH ESO ISS PBLA23 START | 51.2 |
| HIERARCH ESO ISS PBLA23 END | 51.6 |
| HIERARCH ESO ISS PBL24 START | 78.664 |
| HIERARCH ESO ISS PBL24 END | 77.597 |
| HIERARCH ESO ISS PBLA24 START | 96.995 |
| HIERARCH ESO ISS PBLA24 END | 97.883 |
| HIERARCH ESO ISS PBL34 START | 57.674 |
| HIERARCH ESO ISS PBL34 END | 57.207 |
| HIERARCH ESO ISS PBLA34 START | 129.142 |
| HIERARCH ESO ISS PBLA34 END | 130.316 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002004 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002004 |
| HIERARCH ESO ISS AMBI TEMP | 10.1 |
| HIERARCH ESO ISS AMBI FWHM START | 1.14 |
| HIERARCH ESO ISS AMBI FWHM END | 1.14 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |