Exposure
- ID
- GRAVI.2025-03-18T09:17:23.114_1
- Header ID
- GRAVI.2025-03-18T09:17:23.114
- Date updated
- 2025-03-18 09:30:45 UTC+0000
- Release date
- 2026-03-18 09:30:45 UTC+0000
- UTC Start
- 2025-03-18 09:17:23.114
- UTC End
- 2025-03-18 09:23:23.114
- MJD Start
- 60752.38707308
- MJD End
- 60752.39123974666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005992
- Ambient temperature (°C)
- 15.73
- Seeing (arcsec)
- 0.54
Observation
- ID
- 65494
- 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
- 48758
- Name
- SGRA
- RA
- 266.417211
- DEC
- -29.00784
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4890 | 56.5070 | 15.6000 | 16.5000 |
| U1-U3 | 102.0500 | 102.1290 | 21.6000 | 22.5000 |
| U1-U4 | 126.7090 | 127.2510 | 48.7860 | 49.7870 |
| U2-U3 | 46.2480 | 46.3180 | 29.0000 | 29.9000 |
| U2-U4 | 85.2010 | 85.8140 | 70.0370 | 70.9730 |
| U3-U4 | 58.7900 | 59.2870 | 101.1550 | 101.8470 |
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 | 60752.38707308 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417211 |
| 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 | 56.489 |
| HIERARCH ESO ISS PBL12 END | 56.507 |
| HIERARCH ESO ISS PBLA12 START | 15.6 |
| HIERARCH ESO ISS PBLA12 END | 16.5 |
| HIERARCH ESO ISS PBL13 START | 102.05 |
| HIERARCH ESO ISS PBL13 END | 102.129 |
| HIERARCH ESO ISS PBLA13 START | 21.6 |
| HIERARCH ESO ISS PBLA13 END | 22.5 |
| HIERARCH ESO ISS PBL14 START | 126.709 |
| HIERARCH ESO ISS PBL14 END | 127.251 |
| HIERARCH ESO ISS PBLA14 START | 48.786 |
| HIERARCH ESO ISS PBLA14 END | 49.787 |
| HIERARCH ESO ISS PBL23 START | 46.248 |
| HIERARCH ESO ISS PBL23 END | 46.318 |
| HIERARCH ESO ISS PBLA23 START | 29.0 |
| HIERARCH ESO ISS PBLA23 END | 29.9 |
| HIERARCH ESO ISS PBL24 START | 85.201 |
| HIERARCH ESO ISS PBL24 END | 85.814 |
| HIERARCH ESO ISS PBLA24 START | 70.037 |
| HIERARCH ESO ISS PBLA24 END | 70.973 |
| HIERARCH ESO ISS PBL34 START | 58.79 |
| HIERARCH ESO ISS PBL34 END | 59.287 |
| HIERARCH ESO ISS PBLA34 START | 101.155 |
| HIERARCH ESO ISS PBLA34 END | 101.847 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005723 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006261 |
| HIERARCH ESO ISS AMBI TEMP | 15.73 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.56 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |