Exposure
- ID
- GRAVI.2025-03-15T08:22:55.183_1
- Header ID
- GRAVI.2025-03-15T08:22:55.183
- Date updated
- 2025-03-15 08:40:31 UTC+0000
- Release date
- 2025-03-15 08:22:55 UTC+0000
- UTC Start
- 2025-03-15 08:22:55.183
- UTC End
- 2025-03-15 08:28:55.183
- MJD Start
- 60749.3492498
- MJD End
- 60749.35341646666
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004677499999999999
- Ambient temperature (°C)
- 13.25
- Seeing (arcsec)
- 0.81
Observation
- ID
- 65077
- Category
- calibrator
- 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
- 48454
- Name
- R2
- RA
- 266.417308
- DEC
- -29.0078
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2840 | 56.3010 | 6.5000 | 7.4000 |
| U1-U3 | 101.1280 | 101.2130 | 11.8000 | 12.8000 |
| U1-U4 | 119.6470 | 120.4120 | 37.1630 | 38.4200 |
| U2-U3 | 45.3890 | 45.4740 | 18.4000 | 19.5000 |
| U2-U4 | 76.8110 | 77.7710 | 59.1180 | 60.3200 |
| U3-U4 | 51.7010 | 52.5500 | 94.0380 | 94.7530 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 114.270V.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60749.3492498 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.417308 |
| DEC | -29.0078 |
| 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 | 56.284 |
| HIERARCH ESO ISS PBL12 END | 56.301 |
| HIERARCH ESO ISS PBLA12 START | 6.5 |
| HIERARCH ESO ISS PBLA12 END | 7.4 |
| HIERARCH ESO ISS PBL13 START | 101.128 |
| HIERARCH ESO ISS PBL13 END | 101.213 |
| HIERARCH ESO ISS PBLA13 START | 11.8 |
| HIERARCH ESO ISS PBLA13 END | 12.8 |
| HIERARCH ESO ISS PBL14 START | 119.647 |
| HIERARCH ESO ISS PBL14 END | 120.412 |
| HIERARCH ESO ISS PBLA14 START | 37.163 |
| HIERARCH ESO ISS PBLA14 END | 38.42 |
| HIERARCH ESO ISS PBL23 START | 45.389 |
| HIERARCH ESO ISS PBL23 END | 45.474 |
| HIERARCH ESO ISS PBLA23 START | 18.4 |
| HIERARCH ESO ISS PBLA23 END | 19.5 |
| HIERARCH ESO ISS PBL24 START | 76.811 |
| HIERARCH ESO ISS PBL24 END | 77.771 |
| HIERARCH ESO ISS PBLA24 START | 59.118 |
| HIERARCH ESO ISS PBLA24 END | 60.32 |
| HIERARCH ESO ISS PBL34 START | 51.701 |
| HIERARCH ESO ISS PBL34 END | 52.55 |
| HIERARCH ESO ISS PBLA34 START | 94.038 |
| HIERARCH ESO ISS PBLA34 END | 94.753 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004561 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004794 |
| HIERARCH ESO ISS AMBI TEMP | 13.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.91 |
| HIERARCH ESO ISS AMBI FWHM END | 0.71 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.099 |
| HIERARCH ESO FT ROBJ DELTA | -290027.653 |