Exposure
- ID
- GRAVI.2021-03-30T06:44:38.609_1
- Header ID
- GRAVI.2021-03-30T06:44:38.609
- Date updated
- 2021-09-29 14:27:08 UTC+0000
- Release date
- 2021-03-30 06:44:38 UTC+0000
- UTC Start
- 2021-03-30 06:44:38.609
- UTC End
- 2021-03-30 06:49:58.609
- MJD Start
- 59303.28100242
- MJD End
- 59303.2847061237
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0037595
- Ambient temperature (°C)
- 13.02
- Seeing (arcsec)
- 0.815
Observation
- ID
- 47339
- 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
- 35504
- Name
- R2
- RA
- 266.416963
- DEC
- -29.00716
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2280 | 56.2310 | 0.8000 | 1.7000 |
| U1-U3 | 100.7310 | 100.7730 | 5.6000 | 6.5000 |
| U1-U4 | 115.0380 | 115.6910 | 28.9300 | 30.1990 |
| U2-U3 | 44.9380 | 44.9940 | 11.5000 | 12.5000 |
| U2-U4 | 70.6070 | 71.5400 | 50.9730 | 52.2660 |
| U3-U4 | 45.8840 | 46.8030 | 89.4740 | 90.1750 |
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 | 59303.28100242 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416963 |
| DEC | -29.00716 |
| 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 | 56.228 |
| HIERARCH ESO ISS PBL12 END | 56.231 |
| HIERARCH ESO ISS PBLA12 START | 0.8 |
| HIERARCH ESO ISS PBLA12 END | 1.7 |
| HIERARCH ESO ISS PBL13 START | 100.731 |
| HIERARCH ESO ISS PBL13 END | 100.773 |
| HIERARCH ESO ISS PBLA13 START | 5.6 |
| HIERARCH ESO ISS PBLA13 END | 6.5 |
| HIERARCH ESO ISS PBL14 START | 115.038 |
| HIERARCH ESO ISS PBL14 END | 115.691 |
| HIERARCH ESO ISS PBLA14 START | 28.93 |
| HIERARCH ESO ISS PBLA14 END | 30.199 |
| HIERARCH ESO ISS PBL23 START | 44.938 |
| HIERARCH ESO ISS PBL23 END | 44.994 |
| HIERARCH ESO ISS PBLA23 START | 11.5 |
| HIERARCH ESO ISS PBLA23 END | 12.5 |
| HIERARCH ESO ISS PBL24 START | 70.607 |
| HIERARCH ESO ISS PBL24 END | 71.54 |
| HIERARCH ESO ISS PBLA24 START | 50.973 |
| HIERARCH ESO ISS PBLA24 END | 52.266 |
| HIERARCH ESO ISS PBL34 START | 45.884 |
| HIERARCH ESO ISS PBL34 END | 46.803 |
| HIERARCH ESO ISS PBLA34 START | 89.474 |
| HIERARCH ESO ISS PBLA34 END | 90.175 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003872 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003647 |
| HIERARCH ESO ISS AMBI TEMP | 13.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.77 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5378 |