Visible spEctroGraph and polArimeter : VEGA on CHARA


 

 


Recent news of VEGA/CHARA 


2017 September 11 to 17(Remote)

  • UT2017-09-17 (report): good seeing
    • r0 (plot data)
    • V01 HD10442 S2W2 3 pts
    • V52 HD187921 E2W2W1 7 pts
      V66 HD20336 W1W2 1 pt à AH = -3h50 - HD32343 W1W2 1pt à AH = 0h10
    • V67 HD21467 W1W2 3 pts
  • UT2017-09-16 (report): good seeing
    • r0 (plot data)
    • NOAO HD197345 S1S2 (HR) 1 point (AH = -2h)
    • V01 HD209458 E1S1 3 points - HD10442 E1E2 1 point
    • V16 HD4778 E1S1 4 points
    • V66 HD193911 S1S2 1 point (AH = -1h10)
    • V67 HD178208 E1E2 2 points
  • UT2017-09-15 (report): high humidity
    • r0 (plot data)
    • V67 HD178208 E1E2 : 1 pt
  • UT2017-09-14: no observations (humidity)
  • UT2017-09-13 (report): poor night with clouds
    • r0 (plot data)
    • V65 V1143Cyg S2E2W2W1 1 point très mauvais
    • V66 S1S2 : 1 point HD20336 (AH = -4h50) ; 1 point HD32343 (AH = -5h20)
    • NOAO HD197345 S1S2 1 point HR (AH = 2h10)
  • UT2017-09-12 (report): poor night with clouds
    • r0 (plot data)
    • V52 : HD198726 2 points E1E2W2
    • V01 : HD10422 3 points E1E2
    • V66 : 1 point E1E2 sur HD35411 (AH=-1h30); HD35439 (AH=-1h15); HD45542 (AH=-1h55)
  • UT2017-09-11 (report): poor night with clouds

2017 August 25 to September 1 (Remote)

  • UT2017-08-31 (report): poor last night...
    • r0 (plot data)
    • NOAO: HD197345 S1S2 HR (AH=-2h45)
  • UT2017-08-30 (report)
    • r0 (plot data)
    • NOAO: HD207260 W1W2 x2 (AH=-3h50 / AH=+3h) + HD223385 W1W2 x2 (AH=-5h30 / AH=+1h10)
    • V66: HD217050 W1W2 x1 (AH=-4h) + HD 32343 W1W2 x1 (AH=-3h30)
    • V52: HD187921 E2W1W2 x5
    • V67: HD4526 W1W2 x4
  • UT2017-08-29 (report)
    • r0 (plot data)
    • V52: HD198726 E1E2W2 x 3
    • V66: HD217891 E1E2 x 1 (AH=-0h20) + HD20336 E1E2 x1 (AH=-3h30) + HD 32343 E1E2 x 1 (AH=-4h40)
    • NOAO: HD207260 E1E2 x 1 (AH=+1h20) + HD223385 E1E2 x 1 (AH=-0h30)
    • V01: HD10442 E2W2 x 3
  • UT2017-08-28 (report)
    • r0 (plot data)
    • V65: HD197770 S2E2W2W1 x 1
    • V67: HD 21647 E2W2 x 2
  • UT2017-08-27 (report)
    • r0 (plot data)
    • NOAO:
      • S2E2W2W1: HD193237 x 1 (AH=-0h15) + HD 190603 x 1 (AH=+0h30) + HD 198478 x 1 (AH=+0h15)
      • S1S2: HD 197345 x 1 (AH=4h15) HR656
    • V66: S1S2 – HD 200120 x 1 (AH=+1h) + HD 205637 x 1 (AH=+1h) + HD 217891 (AH=+0h) + HD 193911 (AH=+3h) + HD 20336 (AH=-0h30) + HD 32343 (AH=-1h50)
    • V67: S1S2 – HD 6386 x 3
  • UT2017-08-26 (report)
    • r0 (plot data)
    • V65: HD185912 S2E2W2W1 x 4
    • NOAO:
      • S2E2W2W1: HD193237 x 1 (AH=+2h50) + HD 190603 x 1 (AH=+3h30) + HD 198478 x 1 (AH=+3h10)
      • E1E2: HD 207260 x 1 (AH=+3h40) + HD 223385 x 1 (AH=+1h40)
    • V66: HD20336 E1E2 x 1 (AH=-2h45) + HD 32343 E1E2 x 1 (AH=-4h)
    • V67: HD 6386 E1E2 x 3
  • UT2017-08-25 (report):
    • r0 (plot data)
    • V67: HD178208 1pt E2W2
    • V52: HD187921: 4pts E2W1W2
    • V16: HD4778 2pts E1W1W2
    • V01: HD10442 2pts W1W2

2017 July 25 to August 1st (Remote)

  • UT2017-08-01: (report) no observations
  • UT2017-07-31 (report): poor seeing
    • r0 (plot data)
    • V01: HD189733 W2S2 x 4 + HD219134 E1E2 x 1
    • V67: HD6386 E1E2 x 3 + S1S2 x 3 (but poor seeing)
  • UT2017-07-30 (report): technical issues with S2 at the beginning of the night
    • r0 (plot data)
    • V52: Eta Aql S1S2 x 5 pts at Rmin
    • V01: HD219134 E1E2 x 2 + E1E2 x 1 (at different AH)
    • V16: HD220825 E1E2W1 x 2
  • UT2017-07-29 (report): technical issues with S2
    • r0 (plot data)
    • V16: HD148898 W2E2 x 1
    • V65: V1143 Cyg W1W2E2S1 x 2
    • V67: HD181069 W2E2 x 3 + HD4526 W2E2 x 5
  • UT2017-07-28 (report): clouds, rather good conditions otherwise ro=7cm
    • r0 (plot data)
    • V01 HD189733 W2S1 x 4 + HD219134 W2E2 x 2
    • V67 HD178208 W2E2 x 1 + HD181069 W2E2 x 2
  • UT2017-07-27 (report): good conditions
    • r0 (plot data)
    • V65 V1143 Cyg W1W2E2S2 5 pts
    • V67 HD4526 W2E2 4pts
  • UT2017-07-26 (report): good conditions
    • V16 HD153882 (1pt), HD220825 (2pts), HD4778 (1pt) W1W2E1
    • V01 HD219134 4xW1W2
  • UT2017-07-25 (report): clouds and technical problem with W1


2017 June 21 to 28 (Remote)

  • UT2017-06-28 (report): some technical issues
    • r0 (plot data)
    • V52 T Vul 3xE1E2W2
    • V67: HD181069 (1xE2W2)
    • V66 HD217991, HD203361, HD205637 (1xE1E2 each)
  • UT2017-06-27 (report): wind and poor seeing
    • r0 (plot data)
    • V52 T Vul 3xE2W2W1
    • V67: HD181069 (2xE2W2)
    • V66 HD200120 (2xE1E2) and HD205637 (1xE1E2)
  • UT2017-06-26 (report): poor night with lot of wind
    • r0 (plot data)
    • V52 T Vul 4xE2W2W1
    • V66 HD200120 (2xW1W2) and HD205637 (2xW1W2)
  • UT2017-06-25 (report) Good night
    • r0 (plot data)
    • V01 GJ504 3xE2W1W2
    • V16 HD188041 2xE1W1W2
    • V67 HD180756 3xE2W2
    • V66 HD217891 1xW1W2
  • UT2017-06-24 (report) VEGA+FRIEND 9 to 4cm, clouds
    • r0 (plot data)
    • V01 GJ504: 2 pts E2W1W2
    • FRIEND theta Aql 1pt S1W1W2
  • UT2017-06-23 (report) VEGA + FRIEND
    • V01 GJ504 E2W2W1 2 pts
    • FRIEND: theta Aql 2 pts
  • UT2017-06-22: (report) good conditions
    • r0 (plot data)
    • V65 V1143 Cyg: S1E2W1W2 4 calibrated pts
    • V52 TVul E1E2W2 3 calibrated pts
  • UT2017-06-21: report
    • r0 (plot data)
    • V67 HD180756 3xE2W2
    • V52 TVul 3xE1E2W2
    • V66 HD200100 1xE1E2

2017 May 12 to 17 (Remote)

  • UT2017-05-17: rain, fog, humidity
  • UT2017-05-16: rain, fog, humidity
  • UT2017-05-15: no observations because of humidity
  • UT2017-05-14 (report): difficult programs and RH.
    • r0 (plot data)
    • V01 HD97658 1pt S2E2
    • Preparation of V65 47 S2E2W2W1
  • UT2017-05-13 (report): decent night but seeing not as good.
    • r0 (plot data)
    • V16 HD108945: 1pt E1W2W1
    • V50 HD103095: 1pt S2W2
    • V67 HD180756: 5pts W1W2, HD181069: 2 pts W1W2.
  • UT2017-05-12 (report): good night
    • r0 (plot data)
    • V16 HD108662: 2pts E1W2W1
    • V50 HD103095: 3 pts S2W2
    • FRIEND theta Aql, 2 pts S2W2W1

2017 April 12 to 18 (Remote)

  • UT2017-04-18 : humidity and clouds, no observations
  • UT2017-04-17 (report): Clouds + poor seeing
    • r0 (plot data)
    • V50 HD89962: 1 pt E2W2 (bad quality)
    • V67 HD110646: 2pts E2W2 (medium+ quality)
    • V66: HD138749 4pts S1S2, HD148184: 3pts S1S2
  • UT2017-04-16 (report):good seeing but coming clouds and then clouds.
    • r0 (plot data)
    • V16 HD108662 1pt E2E1W1
    • V50 HD103095 1 pt E2W2 no cal (clouds)
    • V69 kappa Dra:  8 pts E2W2W1
  • UT2017-04-15 (report): Low to decent seeing but productive night
    • r0 (plot data)
    • V50 HD107328: 2 pts E1E2 + 1 uncalibrated
    • V67 HD181069: 2 pts W1W2, 3 pts E2W2W1
    • V69 kappa Dra: 4 pts E1E2, 6 ptts S2W2
  • UT2017-04-14: humidity, no observations.
  • UT2017-04-13: humidity, no observations.
  • UT2017-04-12 (report): some difficulties but a good night
    • r0 (plot data)
    • V16: HD108662: 2 pts E2E1W1
    • V67: HD1178208: 8 pts W1W2
    • V69: kappa Dra 2 pts E1E2

2017 March 6th to 17th (MountWilson + Remote)

  • UT2017-03-17 (report): good last night
    • r0 (plot data)
    • V01: HD97658 1pt S2W2, HD75784 2pts S2W2
    • V50 HD107328 1pt S2W2
    • V65 kappa Dra 1pt S1S2, 2pts E1E2
    • V66 HD37202 1pt S1S2
    • V67 HD27371 1pt S1S2, HD110646 1pt S2W2
  • UT2017-03-16 (report): fast piston
    • r0 (plot data)
    • V67 E1E2 : HD28307 2 pts
    • V66 E1E2 : HD37202 1 pt + HD32343 1pt + HD138749 2 pts (1 bad)
    • V16 E1E2W1 : HD62140 1pt
  • UT2017-03-15 (report): clouds
    • r0 (plot data)
    • V16 3pts E1W1W2 on HD62140
  • UT2017-03-14 (report): r0~10cm, technical issues on CHARA
    • r0 (plot data)
    • V01 HD75784 2pts W1W2
    • V66 HD138749 1pt W1W2, 1pt E1E2
    • V50 HD103095 3pts W1W2
    • V50 HD107328 3pts E1E2
  • UT2017-03-13: (report) nice night, r0=12cm
    • r0 (plot  - data)
    • V68 HD62623 W1W2 2pts
    • NOAO-V01 HD97658 W1W2 2pts
    • V50 HD103095 W1W2 3pts
    • V67 HD178268 W1W2 3pts
    • V66 HD138749 W1W2 1pt
  • UT2017-03-12: (report) nice night, r0=12cm
    • r0 (plot  - data)
    • NOAO gam Vir: A/B/A/B MR656 on W1W2
    • V16 HD108662 1pt E1W2W1
    • V66 HD138749 1pt W1W2
    • V67 HD28307: 1pt E1E2
    • V67 HD178208: 1 pt E1E2
    • V68 HD62623 1pt E1E2, 1pt W1W2
    UT2017-03-11: (report) r0~10cm after the clouds, then down to 4cm.
    • r0 (plot  - data)
    • NOAO gam Vir: A/B/A/B MR656 on E1E2.
  • UT2017-03-10: (report) r0~10cm
    • r0 (plot  - data)
    • 4 hours on FRIEND + LABAOs. Injection and fringes! S1S2
    • V50 HD85503 2pts S1S2; HD107328 2 pts S1S2
    • NOAO gam Vir: A+B, B, A, B, A on E1E2 with VEGA only.
  • UT2017-03-09: (report): r0=12cm, very stable
    • r0 (plot  - data)
    • V67 HD27371 and HD27697: 2 pts each on S1S2
    • V68 HD62623: MR644&MR589 2&1 points on S1S2
    • V65 kappa Dra: 14 pts on S1S2W1
    • V66 HD138749: 1 pt S1S2
  • UT2017-03-08: (report) r0~8cm, stable
    • r0 (plot  - data)
    • FRIEND and LABAO in the beginning of the night.
    • V65: kappa Dra 14pts E1E2W2
    • V00: Low resolution E1E2W2 2 stars for technical tests
  • UT2017-03-07: (report): r0 ~4-5cm, mostly wait and see.
    • r0 (plot  - data)
    • V67: HD28307 2 pts E1E2 (almost not calibrated)
    • V66: HD37202 1 pt (E1E2)
  • UT2017-03-06:Night lost because of humidity
  • UT2017-03-03/05: technical activities.

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