Exposure
- ID
- GRAVI.2021-06-21T05:54:01.705_2
- Header ID
- GRAVI.2021-06-21T05:54:01.705
- Date updated
- 2021-06-21 06:11:07 UTC+0000
- Release date
- 2022-06-21 06:11:07 UTC+0000
- UTC Start
- 2021-06-21 05:54:01.705
- UTC End
- 2021-06-21 05:59:21.705
- MJD Start
- 59386.24585307
- MJD End
- 59386.2495567737
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0032195
- Ambient temperature (°C)
- 8.44
- Seeing (arcsec)
- 0.67
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 | 55.0720 | 54.9090 | 34.0000 | 34.4000 |
U1-U3 | 99.1100 | 98.7310 | 40.3000 | 40.7000 |
U1-U4 | 123.2700 | 122.3830 | 69.2960 | 69.8370 |
U2-U3 | 44.7930 | 44.5750 | 48.1000 | 48.6000 |
U2-U4 | 84.5780 | 83.9210 | 91.4220 | 92.1320 |
U3-U4 | 60.3730 | 60.0660 | 122.0030 | 122.8840 |
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 | 59386.24585307 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | S2 |
RA | 266.416967 |
DEC | -29.00737 |
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 | 55.072 |
HIERARCH ESO ISS PBL12 END | 54.909 |
HIERARCH ESO ISS PBLA12 START | 34.0 |
HIERARCH ESO ISS PBLA12 END | 34.4 |
HIERARCH ESO ISS PBL13 START | 99.11 |
HIERARCH ESO ISS PBL13 END | 98.731 |
HIERARCH ESO ISS PBLA13 START | 40.3 |
HIERARCH ESO ISS PBLA13 END | 40.7 |
HIERARCH ESO ISS PBL14 START | 123.27 |
HIERARCH ESO ISS PBL14 END | 122.383 |
HIERARCH ESO ISS PBLA14 START | 69.296 |
HIERARCH ESO ISS PBLA14 END | 69.837 |
HIERARCH ESO ISS PBL23 START | 44.793 |
HIERARCH ESO ISS PBL23 END | 44.575 |
HIERARCH ESO ISS PBLA23 START | 48.1 |
HIERARCH ESO ISS PBLA23 END | 48.6 |
HIERARCH ESO ISS PBL24 START | 84.578 |
HIERARCH ESO ISS PBL24 END | 83.921 |
HIERARCH ESO ISS PBLA24 START | 91.422 |
HIERARCH ESO ISS PBLA24 END | 92.132 |
HIERARCH ESO ISS PBL34 START | 60.373 |
HIERARCH ESO ISS PBL34 END | 60.066 |
HIERARCH ESO ISS PBLA34 START | 122.003 |
HIERARCH ESO ISS PBLA34 END | 122.884 |
HIERARCH ESO ISS AMBI TAU0 START | 0.003032 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003407 |
HIERARCH ESO ISS AMBI TEMP | 8.44 |
HIERARCH ESO ISS AMBI FWHM START | 0.68 |
HIERARCH ESO ISS AMBI FWHM END | 0.66 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1080 |
HIERARCH ESO FT ROBJ DELTA | -290027.5371 |