Exposure
- ID
- GRAVI.2023-07-04T06:36:34.333_2
- Header ID
- GRAVI.2023-07-04T06:36:34.333
- Date updated
- 2023-07-04 06:51:36 UTC+0000
- Release date
- 2023-07-04 06:36:34 UTC+0000
- UTC Start
- 2023-07-04 06:36:34.333
- UTC End
- 2023-07-04 06:42:34.333
- MJD Start
- 60129.27539737
- MJD End
- 60129.2795640367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0017335
- Ambient temperature (°C)
- 12.12
- Seeing (arcsec)
- 1.43
Observation
- ID
- 56078
- Category
- calibrator
- Program ID
- 111.24H1.003
- 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/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.1490 | 50.7610 | 39.5000 | 39.8000 |
| U1-U3 | 90.0950 | 89.2160 | 45.7000 | 46.0000 |
| U1-U4 | 102.5670 | 100.5980 | 77.4150 | 77.9590 |
| U2-U3 | 39.6270 | 39.1280 | 53.7000 | 54.0000 |
| U2-U4 | 69.6640 | 68.3030 | 104.1990 | 105.2830 |
| U3-U4 | 53.9620 | 53.4490 | 138.7140 | 140.1390 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60129.27539737 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416687 |
| DEC | -29.0073 |
| 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 | 51.149 |
| HIERARCH ESO ISS PBL12 END | 50.761 |
| HIERARCH ESO ISS PBLA12 START | 39.5 |
| HIERARCH ESO ISS PBLA12 END | 39.8 |
| HIERARCH ESO ISS PBL13 START | 90.095 |
| HIERARCH ESO ISS PBL13 END | 89.216 |
| HIERARCH ESO ISS PBLA13 START | 45.7 |
| HIERARCH ESO ISS PBLA13 END | 46.0 |
| HIERARCH ESO ISS PBL14 START | 102.567 |
| HIERARCH ESO ISS PBL14 END | 100.598 |
| HIERARCH ESO ISS PBLA14 START | 77.415 |
| HIERARCH ESO ISS PBLA14 END | 77.959 |
| HIERARCH ESO ISS PBL23 START | 39.627 |
| HIERARCH ESO ISS PBL23 END | 39.128 |
| HIERARCH ESO ISS PBLA23 START | 53.7 |
| HIERARCH ESO ISS PBLA23 END | 54.0 |
| HIERARCH ESO ISS PBL24 START | 69.664 |
| HIERARCH ESO ISS PBL24 END | 68.303 |
| HIERARCH ESO ISS PBLA24 START | 104.199 |
| HIERARCH ESO ISS PBLA24 END | 105.283 |
| HIERARCH ESO ISS PBL34 START | 53.962 |
| HIERARCH ESO ISS PBL34 END | 53.449 |
| HIERARCH ESO ISS PBLA34 START | 138.714 |
| HIERARCH ESO ISS PBLA34 END | 140.139 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.001677 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00179 |
| HIERARCH ESO ISS AMBI TEMP | 12.12 |
| HIERARCH ESO ISS AMBI FWHM START | 1.49 |
| HIERARCH ESO ISS AMBI FWHM END | 1.37 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |