Exposure
- ID
- GRAVI.2021-03-31T07:03:36.575_1
- Header ID
- GRAVI.2021-03-31T07:03:36.575
- Date updated
- 2021-09-29 14:27:08 UTC+0000
- Release date
- 2021-03-31 07:03:36 UTC+0000
- UTC Start
- 2021-03-31 07:03:36.575
- UTC End
- 2021-03-31 07:08:56.575
- MJD Start
- 59304.29417332
- MJD End
- 59304.2978770237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.00636
- Ambient temperature (°C)
- 10.84
- Seeing (arcsec)
- 0.435
Observation
- ID
- 47351
- Category
- calibrator
- Program ID
- 106.20XY.001
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ KERVELLA/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ HENNING/ PAUMARD/ PERRIN/ HORROBIN/ CL\XC3\XA9NET
Target
- ID
- 35513
- Name
- R2
- RA
- 266.417031
- DEC
- -29.00713
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2510 | 56.2610 | 4.1000 | 5.0000 |
| U1-U3 | 100.9340 | 100.9980 | 9.2000 | 10.1000 |
| U1-U4 | 117.6980 | 118.3800 | 33.8590 | 35.0380 |
| U2-U3 | 45.1840 | 45.2540 | 15.6000 | 16.6000 |
| U2-U4 | 74.2860 | 75.1840 | 55.9130 | 57.0660 |
| U3-U4 | 49.4110 | 50.2370 | 92.1940 | 92.8500 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.20XY.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 59304.29417332 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.417031 |
| DEC | -29.00713 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.251 |
| HIERARCH ESO ISS PBL12 END | 56.261 |
| HIERARCH ESO ISS PBLA12 START | 4.1 |
| HIERARCH ESO ISS PBLA12 END | 5.0 |
| HIERARCH ESO ISS PBL13 START | 100.934 |
| HIERARCH ESO ISS PBL13 END | 100.998 |
| HIERARCH ESO ISS PBLA13 START | 9.2 |
| HIERARCH ESO ISS PBLA13 END | 10.1 |
| HIERARCH ESO ISS PBL14 START | 117.698 |
| HIERARCH ESO ISS PBL14 END | 118.38 |
| HIERARCH ESO ISS PBLA14 START | 33.859 |
| HIERARCH ESO ISS PBLA14 END | 35.038 |
| HIERARCH ESO ISS PBL23 START | 45.184 |
| HIERARCH ESO ISS PBL23 END | 45.254 |
| HIERARCH ESO ISS PBLA23 START | 15.6 |
| HIERARCH ESO ISS PBLA23 END | 16.6 |
| HIERARCH ESO ISS PBL24 START | 74.286 |
| HIERARCH ESO ISS PBL24 END | 75.184 |
| HIERARCH ESO ISS PBLA24 START | 55.913 |
| HIERARCH ESO ISS PBLA24 END | 57.066 |
| HIERARCH ESO ISS PBL34 START | 49.411 |
| HIERARCH ESO ISS PBL34 END | 50.237 |
| HIERARCH ESO ISS PBLA34 START | 92.194 |
| HIERARCH ESO ISS PBLA34 END | 92.85 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006717 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006003 |
| HIERARCH ESO ISS AMBI TEMP | 10.84 |
| HIERARCH ESO ISS AMBI FWHM START | 0.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.49 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5378 |