Exposure
- ID
- GRAVI.2025-07-08T05:23:56.824_1
- Header ID
- GRAVI.2025-07-08T05:23:56.824
- Date updated
- 2025-07-08 05:40:58 UTC+0000
- Release date
- 2026-07-08 05:40:58 UTC+0000
- UTC Start
- 2025-07-08 05:23:56.824
- UTC End
- 2025-07-08 05:29:56.824
- MJD Start
- 60864.22496324
- MJD End
- 60864.229129906664
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.009406000000000001
- Ambient temperature (°C)
- 15.54
- Seeing (arcsec)
- 0.315
Observation
- ID
- 68393
- Category
- science
- Program ID
- 115.27WT.003
- 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
- 50828
- Name
- SGRA
- RA
- 266.416495
- DEC
- -29.00741
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.8460 | 53.5850 | 36.6000 | 37.0000 |
| U1-U3 | 96.2680 | 95.6660 | 42.9000 | 43.3000 |
| U1-U4 | 116.6400 | 115.2460 | 72.6710 | 73.2420 |
| U2-U3 | 43.1550 | 42.8080 | 50.8000 | 51.2000 |
| U2-U4 | 79.6990 | 78.6830 | 96.1130 | 96.9790 |
| U3-U4 | 58.1340 | 57.6830 | 127.9840 | 129.1210 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 115.27WT.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60864.22496324 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416495 |
| DEC | -29.00741 |
| 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 | 53.846 |
| HIERARCH ESO ISS PBL12 END | 53.585 |
| HIERARCH ESO ISS PBLA12 START | 36.6 |
| HIERARCH ESO ISS PBLA12 END | 37.0 |
| HIERARCH ESO ISS PBL13 START | 96.268 |
| HIERARCH ESO ISS PBL13 END | 95.666 |
| HIERARCH ESO ISS PBLA13 START | 42.9 |
| HIERARCH ESO ISS PBLA13 END | 43.3 |
| HIERARCH ESO ISS PBL14 START | 116.64 |
| HIERARCH ESO ISS PBL14 END | 115.246 |
| HIERARCH ESO ISS PBLA14 START | 72.671 |
| HIERARCH ESO ISS PBLA14 END | 73.242 |
| HIERARCH ESO ISS PBL23 START | 43.155 |
| HIERARCH ESO ISS PBL23 END | 42.808 |
| HIERARCH ESO ISS PBLA23 START | 50.8 |
| HIERARCH ESO ISS PBLA23 END | 51.2 |
| HIERARCH ESO ISS PBL24 START | 79.699 |
| HIERARCH ESO ISS PBL24 END | 78.683 |
| HIERARCH ESO ISS PBLA24 START | 96.113 |
| HIERARCH ESO ISS PBLA24 END | 96.979 |
| HIERARCH ESO ISS PBL34 START | 58.134 |
| HIERARCH ESO ISS PBL34 END | 57.683 |
| HIERARCH ESO ISS PBLA34 START | 127.984 |
| HIERARCH ESO ISS PBLA34 END | 129.121 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010606 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008206 |
| HIERARCH ESO ISS AMBI TEMP | 15.54 |
| HIERARCH ESO ISS AMBI FWHM START | 0.29 |
| HIERARCH ESO ISS AMBI FWHM END | 0.34 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.0990 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6520 |