Exposure
- ID
- GRAVI.2021-05-29T06:12:13.508_2
- Header ID
- GRAVI.2021-05-29T06:12:13.508
- Date updated
- 2021-05-29 06:25:37 UTC+0000
- Release date
- 2022-05-29 06:25:37 UTC+0000
- UTC Start
- 2021-05-29 06:12:13.508
- UTC End
- 2021-05-29 06:17:33.508
- MJD Start
- 59363.25848968
- MJD End
- 59363.2621933837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005188
- Ambient temperature (°C)
- 10.51
- Seeing (arcsec)
- 0.48
Observation
- ID
- 47451
- Category
- science
- Program ID
- 105.20B2.002
- Program Title
- THE GALACTIC CENTER AT UNPRECEDENTED RESOLUTION - PROBING GENERAL RELATIVITY WITH GRAVITY
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ PERRIN/ STRAUBMEIER/ ROUSSELET-PERRAUT/ GARCIA/ BRANDNER/ GENZEL/ ECKART/ PAUMARD/ CL'ENET/ GAO/ HABIBI/ HORROBIN/ KERVELLA/ OTT/ WIDMANN/ VON FELLENBERG/ HENNING/ PFUHL/ WAISBERG/ DEXTER/ DE ZEEUW/ AMORIM
Target
- ID
- 35588
- Name
- IRS16C
- RA
- 266.4171125
- DEC
- -29.0076491944444
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 | 56.3380 | 56.2840 | 27.3000 | 27.9000 |
| U1-U3 | 102.0310 | 101.9120 | 33.7000 | 34.3000 |
| U1-U4 | 129.8290 | 129.6120 | 61.7990 | 62.4480 |
| U2-U3 | 46.4630 | 46.3980 | 41.4000 | 42.0000 |
| U2-U4 | 89.2920 | 89.1630 | 82.7350 | 83.4250 |
| U3-U4 | 62.4650 | 62.4350 | 112.1610 | 112.8720 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 105.20B2.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59363.25848968 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416817 |
| 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 | 56.338 |
| HIERARCH ESO ISS PBL12 END | 56.284 |
| HIERARCH ESO ISS PBLA12 START | 27.3 |
| HIERARCH ESO ISS PBLA12 END | 27.9 |
| HIERARCH ESO ISS PBL13 START | 102.031 |
| HIERARCH ESO ISS PBL13 END | 101.912 |
| HIERARCH ESO ISS PBLA13 START | 33.7 |
| HIERARCH ESO ISS PBLA13 END | 34.3 |
| HIERARCH ESO ISS PBL14 START | 129.829 |
| HIERARCH ESO ISS PBL14 END | 129.612 |
| HIERARCH ESO ISS PBLA14 START | 61.799 |
| HIERARCH ESO ISS PBLA14 END | 62.448 |
| HIERARCH ESO ISS PBL23 START | 46.463 |
| HIERARCH ESO ISS PBL23 END | 46.398 |
| HIERARCH ESO ISS PBLA23 START | 41.4 |
| HIERARCH ESO ISS PBLA23 END | 42.0 |
| HIERARCH ESO ISS PBL24 START | 89.292 |
| HIERARCH ESO ISS PBL24 END | 89.163 |
| HIERARCH ESO ISS PBLA24 START | 82.735 |
| HIERARCH ESO ISS PBLA24 END | 83.425 |
| HIERARCH ESO ISS PBL34 START | 62.465 |
| HIERARCH ESO ISS PBL34 END | 62.435 |
| HIERARCH ESO ISS PBLA34 START | 112.161 |
| HIERARCH ESO ISS PBLA34 END | 112.872 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005607 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004769 |
| HIERARCH ESO ISS AMBI TEMP | 10.51 |
| HIERARCH ESO ISS AMBI FWHM START | 0.48 |
| HIERARCH ESO ISS AMBI FWHM END | 0.48 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5371 |