Exposure
- ID
- GRAVI.2021-03-29T07:49:07.199_2
- Header ID
- GRAVI.2021-03-29T07:49:07.199
- Date updated
- 2021-09-29 14:27:08 UTC+0000
- Release date
- 2022-03-29 08:02:04 UTC+0000
- UTC Start
- 2021-03-29 07:49:07.199
- UTC End
- 2021-03-29 07:54:27.199
- MJD Start
- 59302.32577777
- MJD End
- 59302.3294814737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0049375
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 0.535
Observation
- ID
- 47323
- Category
- science
- 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
- 35487
- Name
- IRS16C
- RA
- 266.417116666667
- DEC
- -29.0076493888889
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 | 56.3440 | 56.3620 | 9.5000 | 10.3000 |
| U1-U3 | 101.4190 | 101.5010 | 15.1000 | 16.0000 |
| U1-U4 | 122.1350 | 122.7770 | 41.2080 | 42.2380 |
| U2-U3 | 45.6730 | 45.7510 | 22.0000 | 22.9000 |
| U2-U4 | 79.8820 | 80.6510 | 62.9600 | 63.9280 |
| U3-U4 | 54.3780 | 55.0310 | 96.3730 | 96.9860 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 106.20XY.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59302.32577777 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416971 |
| 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 | 56.344 |
| HIERARCH ESO ISS PBL12 END | 56.362 |
| HIERARCH ESO ISS PBLA12 START | 9.5 |
| HIERARCH ESO ISS PBLA12 END | 10.3 |
| HIERARCH ESO ISS PBL13 START | 101.419 |
| HIERARCH ESO ISS PBL13 END | 101.501 |
| HIERARCH ESO ISS PBLA13 START | 15.1 |
| HIERARCH ESO ISS PBLA13 END | 16.0 |
| HIERARCH ESO ISS PBL14 START | 122.135 |
| HIERARCH ESO ISS PBL14 END | 122.777 |
| HIERARCH ESO ISS PBLA14 START | 41.208 |
| HIERARCH ESO ISS PBLA14 END | 42.238 |
| HIERARCH ESO ISS PBL23 START | 45.673 |
| HIERARCH ESO ISS PBL23 END | 45.751 |
| HIERARCH ESO ISS PBLA23 START | 22.0 |
| HIERARCH ESO ISS PBLA23 END | 22.9 |
| HIERARCH ESO ISS PBL24 START | 79.882 |
| HIERARCH ESO ISS PBL24 END | 80.651 |
| HIERARCH ESO ISS PBLA24 START | 62.96 |
| HIERARCH ESO ISS PBLA24 END | 63.928 |
| HIERARCH ESO ISS PBL34 START | 54.378 |
| HIERARCH ESO ISS PBL34 END | 55.031 |
| HIERARCH ESO ISS PBLA34 START | 96.373 |
| HIERARCH ESO ISS PBLA34 END | 96.986 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004405 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00547 |
| HIERARCH ESO ISS AMBI TEMP | 12.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5378 |