Exposure
- ID
- GRAVI.2025-05-13T04:16:19.392_1
- Header ID
- GRAVI.2025-05-13T04:16:19.392
- Date updated
- 2025-05-13 06:51:34 UTC+0000
- Release date
- 2026-05-13 06:51:33 UTC+0000
- UTC Start
- 2025-05-13 04:16:19.392
- UTC End
- 2025-05-13 04:22:19.392
- MJD Start
- 60808.17800222
- MJD End
- 60808.18216888666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0076735
- Ambient temperature (°C)
- 16.86
- Seeing (arcsec)
- 0.455
Observation
- ID
- 67311
- 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
- 50052
- Name
- SGRA
- RA
- 266.416226
- DEC
- -29.0074
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2540 | 56.2660 | 4.4000 | 5.3000 |
| U1-U3 | 100.9530 | 101.0270 | 9.5000 | 10.5000 |
| U1-U4 | 117.8990 | 118.6690 | 34.2020 | 35.5230 |
| U2-U3 | 45.2050 | 45.2840 | 15.9000 | 17.0000 |
| U2-U4 | 74.5500 | 75.5580 | 56.2490 | 57.5360 |
| U3-U4 | 49.6540 | 50.5750 | 92.3820 | 93.1170 |
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 | 60808.17800222 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416226 |
| DEC | -29.0074 |
| 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 | 56.254 |
| HIERARCH ESO ISS PBL12 END | 56.266 |
| HIERARCH ESO ISS PBLA12 START | 4.4 |
| HIERARCH ESO ISS PBLA12 END | 5.3 |
| HIERARCH ESO ISS PBL13 START | 100.953 |
| HIERARCH ESO ISS PBL13 END | 101.027 |
| HIERARCH ESO ISS PBLA13 START | 9.5 |
| HIERARCH ESO ISS PBLA13 END | 10.5 |
| HIERARCH ESO ISS PBL14 START | 117.899 |
| HIERARCH ESO ISS PBL14 END | 118.669 |
| HIERARCH ESO ISS PBLA14 START | 34.202 |
| HIERARCH ESO ISS PBLA14 END | 35.523 |
| HIERARCH ESO ISS PBL23 START | 45.205 |
| HIERARCH ESO ISS PBL23 END | 45.284 |
| HIERARCH ESO ISS PBLA23 START | 15.9 |
| HIERARCH ESO ISS PBLA23 END | 17.0 |
| HIERARCH ESO ISS PBL24 START | 74.55 |
| HIERARCH ESO ISS PBL24 END | 75.558 |
| HIERARCH ESO ISS PBLA24 START | 56.249 |
| HIERARCH ESO ISS PBLA24 END | 57.536 |
| HIERARCH ESO ISS PBL34 START | 49.654 |
| HIERARCH ESO ISS PBL34 END | 50.575 |
| HIERARCH ESO ISS PBLA34 START | 92.382 |
| HIERARCH ESO ISS PBLA34 END | 93.117 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007654 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007693 |
| HIERARCH ESO ISS AMBI TEMP | 16.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.45 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |