Exposure
- ID
- GRAVI.2025-03-18T08:41:23.023_1
- Header ID
- GRAVI.2025-03-18T08:41:23.023
- Date updated
- 2025-03-18 08:56:10 UTC+0000
- Release date
- 2026-03-18 08:56:10 UTC+0000
- UTC Start
- 2025-03-18 08:41:23.023
- UTC End
- 2025-03-18 08:47:23.023
- MJD Start
- 60752.36207202
- MJD End
- 60752.36623868666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0076679999999999995
- Ambient temperature (°C)
- 15.71
- Seeing (arcsec)
- 0.48
Observation
- ID
- 65490
- 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
- 48754
- Name
- SGRA
- RA
- 266.417202
- DEC
- -29.00783
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3730 | 56.3940 | 10.8000 | 11.7000 |
| U1-U3 | 101.5490 | 101.6430 | 16.4000 | 17.4000 |
| U1-U4 | 123.1370 | 123.8380 | 42.8120 | 43.9420 |
| U2-U3 | 45.7950 | 45.8810 | 23.4000 | 24.5000 |
| U2-U4 | 81.0770 | 81.9020 | 64.4640 | 65.5210 |
| U3-U4 | 55.3890 | 56.0800 | 97.3300 | 98.0210 |
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 | 60752.36207202 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.417202 |
| DEC | -29.00783 |
| 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 | 56.373 |
| HIERARCH ESO ISS PBL12 END | 56.394 |
| HIERARCH ESO ISS PBLA12 START | 10.8 |
| HIERARCH ESO ISS PBLA12 END | 11.7 |
| HIERARCH ESO ISS PBL13 START | 101.549 |
| HIERARCH ESO ISS PBL13 END | 101.643 |
| HIERARCH ESO ISS PBLA13 START | 16.4 |
| HIERARCH ESO ISS PBLA13 END | 17.4 |
| HIERARCH ESO ISS PBL14 START | 123.137 |
| HIERARCH ESO ISS PBL14 END | 123.838 |
| HIERARCH ESO ISS PBLA14 START | 42.812 |
| HIERARCH ESO ISS PBLA14 END | 43.942 |
| HIERARCH ESO ISS PBL23 START | 45.795 |
| HIERARCH ESO ISS PBL23 END | 45.881 |
| HIERARCH ESO ISS PBLA23 START | 23.4 |
| HIERARCH ESO ISS PBLA23 END | 24.5 |
| HIERARCH ESO ISS PBL24 START | 81.077 |
| HIERARCH ESO ISS PBL24 END | 81.902 |
| HIERARCH ESO ISS PBLA24 START | 64.464 |
| HIERARCH ESO ISS PBLA24 END | 65.521 |
| HIERARCH ESO ISS PBL34 START | 55.389 |
| HIERARCH ESO ISS PBL34 END | 56.08 |
| HIERARCH ESO ISS PBLA34 START | 97.33 |
| HIERARCH ESO ISS PBLA34 END | 98.021 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007935 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007401 |
| HIERARCH ESO ISS AMBI TEMP | 15.71 |
| HIERARCH ESO ISS AMBI FWHM START | 0.43 |
| HIERARCH ESO ISS AMBI FWHM END | 0.53 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6530 |