Exposure
- ID
- GRAVI.2025-03-18T09:24:38.132_1
- Header ID
- GRAVI.2025-03-18T09:24:38.132
- Date updated
- 2025-03-18 09:40:33 UTC+0000
- Release date
- 2026-03-18 09:40:32 UTC+0000
- UTC Start
- 2025-03-18 09:24:38.132
- UTC End
- 2025-03-18 09:30:38.132
- MJD Start
- 60752.39210801
- MJD End
- 60752.39627467666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0074315
- Ambient temperature (°C)
- 15.68
- Seeing (arcsec)
- 0.48
Observation
- ID
- 65495
- 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
- 48759
- Name
- SGRA
- RA
- 266.417207
- DEC
- -29.00784
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5090 | 56.5250 | 16.6000 | 17.4000 |
| U1-U3 | 102.1370 | 102.2080 | 22.6000 | 23.5000 |
| U1-U4 | 127.3130 | 127.8100 | 49.9040 | 50.8740 |
| U2-U3 | 46.3260 | 46.3900 | 30.0000 | 30.9000 |
| U2-U4 | 85.8840 | 86.4440 | 71.0820 | 71.9920 |
| U3-U4 | 59.3430 | 59.7970 | 101.9290 | 102.6190 |
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 | 60752.39210801 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417207 |
| DEC | -29.00784 |
| 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 | 56.509 |
| HIERARCH ESO ISS PBL12 END | 56.525 |
| HIERARCH ESO ISS PBLA12 START | 16.6 |
| HIERARCH ESO ISS PBLA12 END | 17.4 |
| HIERARCH ESO ISS PBL13 START | 102.137 |
| HIERARCH ESO ISS PBL13 END | 102.208 |
| HIERARCH ESO ISS PBLA13 START | 22.6 |
| HIERARCH ESO ISS PBLA13 END | 23.5 |
| HIERARCH ESO ISS PBL14 START | 127.313 |
| HIERARCH ESO ISS PBL14 END | 127.81 |
| HIERARCH ESO ISS PBLA14 START | 49.904 |
| HIERARCH ESO ISS PBLA14 END | 50.874 |
| HIERARCH ESO ISS PBL23 START | 46.326 |
| HIERARCH ESO ISS PBL23 END | 46.39 |
| HIERARCH ESO ISS PBLA23 START | 30.0 |
| HIERARCH ESO ISS PBLA23 END | 30.9 |
| HIERARCH ESO ISS PBL24 START | 85.884 |
| HIERARCH ESO ISS PBL24 END | 86.444 |
| HIERARCH ESO ISS PBLA24 START | 71.082 |
| HIERARCH ESO ISS PBLA24 END | 71.992 |
| HIERARCH ESO ISS PBL34 START | 59.343 |
| HIERARCH ESO ISS PBL34 END | 59.797 |
| HIERARCH ESO ISS PBLA34 START | 101.929 |
| HIERARCH ESO ISS PBLA34 END | 102.619 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006586 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008277 |
| HIERARCH ESO ISS AMBI TEMP | 15.68 |
| HIERARCH ESO ISS AMBI FWHM START | 0.49 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |