Exposure
- ID
- GRAVI.2025-05-13T04:47:37.471_1
- Header ID
- GRAVI.2025-05-13T04:47:37.471
- Date updated
- 2025-05-13 06:56:31 UTC+0000
- Release date
- 2026-05-13 06:56:30 UTC+0000
- UTC Start
- 2025-05-13 04:47:37.471
- UTC End
- 2025-05-13 04:53:37.471
- MJD Start
- 60808.19973925
- MJD End
- 60808.203905916664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0069075000000000004
- Ambient temperature (°C)
- 17.0
- Seeing (arcsec)
- 0.525
Observation
- ID
- 67315
- 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
- 50056
- Name
- SGRA
- RA
- 266.416239
- DEC
- -29.00742
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3300 | 56.3500 | 8.9000 | 9.8000 |
| U1-U3 | 101.3530 | 101.4450 | 14.4000 | 15.4000 |
| U1-U4 | 121.5990 | 122.3370 | 40.3420 | 41.5280 |
| U2-U3 | 45.6100 | 45.6980 | 21.2000 | 22.3000 |
| U2-U4 | 79.2320 | 80.1240 | 62.1430 | 63.2600 |
| U3-U4 | 53.8190 | 54.5830 | 95.8630 | 96.5610 |
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 | 60808.19973925 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416239 |
| DEC | -29.00742 |
| 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 | 56.33 |
| HIERARCH ESO ISS PBL12 END | 56.35 |
| HIERARCH ESO ISS PBLA12 START | 8.9 |
| HIERARCH ESO ISS PBLA12 END | 9.8 |
| HIERARCH ESO ISS PBL13 START | 101.353 |
| HIERARCH ESO ISS PBL13 END | 101.445 |
| HIERARCH ESO ISS PBLA13 START | 14.4 |
| HIERARCH ESO ISS PBLA13 END | 15.4 |
| HIERARCH ESO ISS PBL14 START | 121.599 |
| HIERARCH ESO ISS PBL14 END | 122.337 |
| HIERARCH ESO ISS PBLA14 START | 40.342 |
| HIERARCH ESO ISS PBLA14 END | 41.528 |
| HIERARCH ESO ISS PBL23 START | 45.61 |
| HIERARCH ESO ISS PBL23 END | 45.698 |
| HIERARCH ESO ISS PBLA23 START | 21.2 |
| HIERARCH ESO ISS PBLA23 END | 22.3 |
| HIERARCH ESO ISS PBL24 START | 79.232 |
| HIERARCH ESO ISS PBL24 END | 80.124 |
| HIERARCH ESO ISS PBLA24 START | 62.143 |
| HIERARCH ESO ISS PBLA24 END | 63.26 |
| HIERARCH ESO ISS PBL34 START | 53.819 |
| HIERARCH ESO ISS PBL34 END | 54.583 |
| HIERARCH ESO ISS PBLA34 START | 95.863 |
| HIERARCH ESO ISS PBLA34 END | 96.561 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007108 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006707 |
| HIERARCH ESO ISS AMBI TEMP | 17.0 |
| HIERARCH ESO ISS AMBI FWHM START | 0.51 |
| HIERARCH ESO ISS AMBI FWHM END | 0.54 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |