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[vsnet-newvar 469] New Haseda variable (HadV61)

New Haseda variable (HadV61)

   Katsumi Haseda (Aichi, Japan) reports the discovery of a new variable
star (HadV61).

HadV61: Haseda's measurement: 191731.5 +082716 (J2000.0)

= IRAS19150+0821 191505.4 +082140 (1950.0)
    F12=0.69  F25=0.28  F60=9.12L F100=109.62L
    VAR= 0 LRS=-1
 possibly II: variable star with 'young' O-rich circumstellar shell
 or VII: variable star with more evolved C-rich circumstellar shell
 or VIa: non-variable star with relatively cold dust at large
      distance, may be carbon-rich
= 191729.7 +082707 (2000.0) IRAS19150+0821 0.675 0.267 9.269L 114.700L 0%
= 191729.7 +082707 (2000.0) SSC19150+0821 0.675 0.267 9.269L 114.700L

  HadV61 M:  12.8-(14.0p

Photographic magnitude estimates by VSOLJ members

object         YYYYMMDD(UT)   mag  code
HadV61         19960717.683  <140  Had.VSOLJ
HadV61         19970613.703  131p  Had.VSOLJ
HadV61         19980303.816  <139p  Had.VSOLJ
HadV61         19980329.797  139p  Had.VSOLJ
HadV61         19980403.792  <140p  Had.VSOLJ
HadV61         19980427.757  <133p  Had.VSOLJ
HadV61         19980504.752  <139p  Had.VSOLJ
HadV61         19980522.740  133p  Had.VSOLJ
HadV61         19980629.676  <137p  Had.VSOLJ
HadV61         19980816.538  131p  Had.VSOLJ
HadV61         19981107.434  <133p  Had.VSOLJ
HadV61         19990221.833  <137p  Had.VSOLJ
HadV61         19990322.798  133p  Had.VSOLJ
HadV61         19990513.769  <139p  Had.VSOLJ
HadV61         20000209.837  <139p  Had.VSOLJ
HadV61         20000307.819  <139p  Had.VSOLJ
HadV61         20000317.812  <139p  Had.VSOLJ
HadV61         20000503.722  <133p  Had.VSOLJ
HadV61         20000604.692  128p  Had.VSOLJ

Observer's code:
  Had: K. Haseda (Aichi, Japan)
       Instruments: 10cm F4.0 twin patrol camera +T-Max400(120)

Relayed from Katsumi Haseda <haseda@mxs.mesh.ne.jp>

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