Exposure
- ID
- GRAVI.2023-06-03T05:26:48.500_1
- Header ID
- GRAVI.2023-06-03T05:26:48.500
- Date updated
- 2023-06-03 05:40:49 UTC+0000
- Release date
- 2023-06-03 05:26:48 UTC+0000
- UTC Start
- 2023-06-03 05:26:48.500
- UTC End
- 2023-06-03 05:32:48.500
- MJD Start
- 60098.22695023
- MJD End
- 60098.2311168967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004122
- Ambient temperature (°C)
- 13.86
- Seeing (arcsec)
- 0.65
Observation
- ID
- 55640
- Category
- calibrator
- Program ID
- 111.24H1.002
- 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/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41203
- Name
- R2
- RA
- 266.416794
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5090 | 56.4810 | 24.3000 | 25.0000 |
| U1-U3 | 102.3810 | 102.3310 | 30.6000 | 31.4000 |
| U1-U4 | 130.1930 | 130.2080 | 58.5250 | 59.3260 |
| U2-U3 | 46.6320 | 46.6130 | 38.3000 | 39.0000 |
| U2-U4 | 89.3180 | 89.4010 | 79.3710 | 80.1780 |
| U3-U4 | 62.2420 | 62.3510 | 108.8710 | 109.6330 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60098.22695023 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416794 |
| DEC | -29.00721 |
| 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 | 56.509 |
| HIERARCH ESO ISS PBL12 END | 56.481 |
| HIERARCH ESO ISS PBLA12 START | 24.3 |
| HIERARCH ESO ISS PBLA12 END | 25.0 |
| HIERARCH ESO ISS PBL13 START | 102.381 |
| HIERARCH ESO ISS PBL13 END | 102.331 |
| HIERARCH ESO ISS PBLA13 START | 30.6 |
| HIERARCH ESO ISS PBLA13 END | 31.4 |
| HIERARCH ESO ISS PBL14 START | 130.193 |
| HIERARCH ESO ISS PBL14 END | 130.208 |
| HIERARCH ESO ISS PBLA14 START | 58.525 |
| HIERARCH ESO ISS PBLA14 END | 59.326 |
| HIERARCH ESO ISS PBL23 START | 46.632 |
| HIERARCH ESO ISS PBL23 END | 46.613 |
| HIERARCH ESO ISS PBLA23 START | 38.3 |
| HIERARCH ESO ISS PBLA23 END | 39.0 |
| HIERARCH ESO ISS PBL24 START | 89.318 |
| HIERARCH ESO ISS PBL24 END | 89.401 |
| HIERARCH ESO ISS PBLA24 START | 79.371 |
| HIERARCH ESO ISS PBLA24 END | 80.178 |
| HIERARCH ESO ISS PBL34 START | 62.242 |
| HIERARCH ESO ISS PBL34 END | 62.351 |
| HIERARCH ESO ISS PBLA34 START | 108.871 |
| HIERARCH ESO ISS PBLA34 END | 109.633 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00412 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004124 |
| HIERARCH ESO ISS AMBI TEMP | 13.86 |
| HIERARCH ESO ISS AMBI FWHM START | 0.69 |
| HIERARCH ESO ISS AMBI FWHM END | 0.61 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |