[vsnet-obs 20765] Nova Vel 1999: May 23 UT (Biver and Dahle)

["Bjorn H. Granslo" <b.h.granslo@astro.uio.no>]

*** 1040-51 Nova Velorum 1999: Observations May 23 UT, 1999 ***

I have received the following observation reports from Nicolas
Biver and Haakon Dahle about this bright nova.

HAAKON DAHLE:
"I $B(Badthfollowinobservatiothis(B $Bevenin(May(B $B23(B $BU.T.$B(B $B(BrothUniversity(B $Bof(B $BHawaii(B $Bcampus(B $Bat(B $BManoa,(B $BHonoluluHI(B
$B1999(B $BMa23.240AA-4V=A;(B $BE+10(B   Mv=2.7   Instrument: $B(Baked(B $BEyClass:(B
$BThnova(B $Bwaeasily(B $Bvisibldespitmoonlighanlighpollution.(B
$BSome(B $Bslight(B $Bhaze(B $Bat(B $Bloaltitude(B $Bdinointerefere(B $Bsignificantlwith(B $Bthobservation.(B

$BSequence(B $B(based(B $Bon(B $BV-magnitudes(B $Bfrom(B $BHipparchos(B $BSatellite)AA(B $B2.20(Gamma(B $BCentauri2.69(B   (from NAS.VSS chart by Granslo)
E = 3.84   (from NAS.VSS $B(Bhart(B $Bby(B $BGranslo)(B

$B$B(B $B(Bsecomparison(B $Bstarseen(B $Bat(B $Bsimilaaltitudeas(B $BNova(B $BVeloruto(B $Bavoisignificanextinction(B $Bcorrections.(B
$BNICOLABIVER:(B
$B"I(B $Bdiobservthnova(B $Bfrom(B $BMaunKe(CSO(B $Btelescope,(B $Bbualso(B
$Bwell(B $Bvisibltonighfrom(B $BHPat(B $B2900when(B $Bcame(B $Bback):(B
$Bgofrom(B $B11(B $Bcomparison(B $BMa23.258Mv=2.80+-0.0also(B $Bused(B $BGammCentauriDeltCentauriA,(B $BE,(B $Bfrom(B $Bthsame(B
$Bsequencemainly..It(B $Blooked(B $Bbarely(B $Bfaintethan(B $BA,(B $Bto(B $Bthnakeeye,(B $Bbuin(B $B7x50(B $Bthdifference(B $Bwabarely(B $BnoticeableEstimate(B $Bdone(B $Bwith(B $Bnakeeye,(B
$Bvery(B $Bgood(B $BtransparencyMoon(B $Bnoproblem.(B
$BComparison(B $Bstars:(B $BMu(B $BVel;(B $BPhVe(V=3.52v);(B $BVel.(B

                                     $BYoursincerely,(B
                                     $BBjorH.(B $BGransl--Reformatteto(B $BVSNEformatVELnova199(B $B990523.240(B  $B27(B  $BDA(B $BH.Dahl(Honolulu,(B $BHIUSA)(B
$BVELnova199(B $B990523.258(B  $B28(B  $BBI(B $BN.Bive(Mauna(B $BKea,(B $BHIUSA)(B
$B
(B

VSNET Home Page

Return to Daisaku Nogami

---

vsnet-adm@kusastro.kyoto-u.ac.jp

$B