Exposure
- ID
- GRAVI.2021-06-20T03:27:36.544_2
- Header ID
- GRAVI.2021-06-20T03:27:36.544
- Date updated
- 2021-06-20 03:40:37 UTC+0000
- Release date
- 2022-06-20 03:40:37 UTC+0000
- UTC Start
- 2021-06-20 03:27:36.544
- UTC End
- 2021-06-20 03:32:56.544
- MJD Start
- 59385.14417296
- MJD End
- 59385.1478766637
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.002634
- Ambient temperature (°C)
- 9.75
- Seeing (arcsec)
- 1.205
Observation
- ID
- 47538
- Category
- science
- Program ID
- 105.20B2.003
- 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
- 35598
- Name
- IRS16C
- RA
- 266.417116666667
- 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 | 56.5380 | 56.5470 | 18.2000 | 19.0000 |
U1-U3 | 102.2690 | 102.3180 | 24.4000 | 25.1000 |
U1-U4 | 128.2480 | 128.6190 | 51.7850 | 52.6110 |
U2-U3 | 46.4460 | 46.4930 | 31.8000 | 32.6000 |
U2-U4 | 86.9390 | 87.3600 | 72.8500 | 73.6310 |
U3-U4 | 60.1990 | 60.5410 | 103.2850 | 103.9040 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 105.20B2.003 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 59385.14417296 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.417024 |
DEC | -29.00715 |
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 | 56.538 |
HIERARCH ESO ISS PBL12 END | 56.547 |
HIERARCH ESO ISS PBLA12 START | 18.2 |
HIERARCH ESO ISS PBLA12 END | 19.0 |
HIERARCH ESO ISS PBL13 START | 102.269 |
HIERARCH ESO ISS PBL13 END | 102.318 |
HIERARCH ESO ISS PBLA13 START | 24.4 |
HIERARCH ESO ISS PBLA13 END | 25.1 |
HIERARCH ESO ISS PBL14 START | 128.248 |
HIERARCH ESO ISS PBL14 END | 128.619 |
HIERARCH ESO ISS PBLA14 START | 51.785 |
HIERARCH ESO ISS PBLA14 END | 52.611 |
HIERARCH ESO ISS PBL23 START | 46.446 |
HIERARCH ESO ISS PBL23 END | 46.493 |
HIERARCH ESO ISS PBLA23 START | 31.8 |
HIERARCH ESO ISS PBLA23 END | 32.6 |
HIERARCH ESO ISS PBL24 START | 86.939 |
HIERARCH ESO ISS PBL24 END | 87.36 |
HIERARCH ESO ISS PBLA24 START | 72.85 |
HIERARCH ESO ISS PBLA24 END | 73.631 |
HIERARCH ESO ISS PBL34 START | 60.199 |
HIERARCH ESO ISS PBL34 END | 60.541 |
HIERARCH ESO ISS PBLA34 START | 103.285 |
HIERARCH ESO ISS PBLA34 END | 103.904 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002914 |
HIERARCH ESO ISS AMBI TAU0 END | 0.002354 |
HIERARCH ESO ISS AMBI TEMP | 9.75 |
HIERARCH ESO ISS AMBI FWHM START | 1.25 |
HIERARCH ESO ISS AMBI FWHM END | 1.16 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |