Exposure
- ID
- GRAVI.2025-05-12T07:42:07.824_1
- Header ID
- GRAVI.2025-05-12T07:42:07.824
- Date updated
- 2025-05-12 19:45:47 UTC+0000
- Release date
- 2026-05-12 19:45:45 UTC+0000
- UTC Start
- 2025-05-12 07:42:07.824
- UTC End
- 2025-05-12 07:48:07.824
- MJD Start
- 60807.32092389
- MJD End
- 60807.32509055667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0109555
- Ambient temperature (°C)
- 17.48
- Seeing (arcsec)
- 0.47
Observation
- ID
- 67261
- Category
- science
- Program ID
- 115.27WT.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 / 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
- 50003
- Name
- SGRA
- RA
- 266.416487
- DEC
- -29.0075
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0780 | 55.9830 | 29.6000 | 30.2000 |
| U1-U3 | 101.4470 | 101.2280 | 36.0000 | 36.6000 |
| U1-U4 | 128.6530 | 128.1720 | 64.3390 | 65.0240 |
| U2-U3 | 46.1390 | 46.0140 | 43.8000 | 44.4000 |
| U2-U4 | 88.5210 | 88.1800 | 85.4880 | 86.2580 |
| U3-U4 | 62.1930 | 62.0470 | 115.0740 | 115.9240 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60807.32092389 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416487 |
| DEC | -29.0075 |
| 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 | 56.078 |
| HIERARCH ESO ISS PBL12 END | 55.983 |
| HIERARCH ESO ISS PBLA12 START | 29.6 |
| HIERARCH ESO ISS PBLA12 END | 30.2 |
| HIERARCH ESO ISS PBL13 START | 101.447 |
| HIERARCH ESO ISS PBL13 END | 101.228 |
| HIERARCH ESO ISS PBLA13 START | 36.0 |
| HIERARCH ESO ISS PBLA13 END | 36.6 |
| HIERARCH ESO ISS PBL14 START | 128.653 |
| HIERARCH ESO ISS PBL14 END | 128.172 |
| HIERARCH ESO ISS PBLA14 START | 64.339 |
| HIERARCH ESO ISS PBLA14 END | 65.024 |
| HIERARCH ESO ISS PBL23 START | 46.139 |
| HIERARCH ESO ISS PBL23 END | 46.014 |
| HIERARCH ESO ISS PBLA23 START | 43.8 |
| HIERARCH ESO ISS PBLA23 END | 44.4 |
| HIERARCH ESO ISS PBL24 START | 88.521 |
| HIERARCH ESO ISS PBL24 END | 88.18 |
| HIERARCH ESO ISS PBLA24 START | 85.488 |
| HIERARCH ESO ISS PBLA24 END | 86.258 |
| HIERARCH ESO ISS PBL34 START | 62.193 |
| HIERARCH ESO ISS PBL34 END | 62.047 |
| HIERARCH ESO ISS PBLA34 START | 115.074 |
| HIERARCH ESO ISS PBLA34 END | 115.924 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.011557 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.010354 |
| HIERARCH ESO ISS AMBI TEMP | 17.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| 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 |