[X-ray-star:891] XTE J2012+381 or new transient?

[maxiweb at maxi.riken.jp]

A probable new outburst from XTE J2012+381 is detected (T. Kawamuro, H.
Negoro).

=====================
MAXI transient alert
2022-12-25 21:27:31 UT
=====================

[Ground Trigger ID]
ID          :  9938723477

[Count Weighted Position]
RA,Dec: (302.900,  38.132)
Galac.: ( 75.240,   2.385)
Eclip.: (319.858,  56.020)

[Triggered Criteria]
S  :  1d, 4d
M  :  1d, 4d

[Highest Significance]
DPTC  : 1356038852
UT    : 2022/12/25 21:27:31
on    : 4d (S-band)
sigma : -4.3

[Observed flux]
S :   -139 +-    32 mCrab
L :   -314 +-    50 mCrab
M :   -183 +-    55 mCrab
H :    126 +-   162 mCrab

nearby(r<5deg) object
=====================
dist  flux  (RA, Dec)        name
[deg][mCrab]  [deg]
=====================
0.21  unknown (303.16,  38.18)  XTE J2012+381
1.96  unknown (304.70,  36.79)  IGR J20188+3647
3.22  unknown (306.86,  37.38)  S106
3.50    -12.7 (299.87,  40.73)  Cyg A
3.95    882.3 (299.59,  35.20)  Cyg X-1,V1357 Cyg
4.10     24.7 (308.06,  37.64)  EXO 2030+375,V2246 Cyg
4.91    300.5 (308.11,  40.96)  Cyg X-3,V1521 Cyg
4.95     -3.2 (306.02,  33.87)  V404 Cyg,GS 2023+338

[Sun/Moon (RA, Dec)]
Sun :  (274.089, -23.392)
Moon:  (312.476, -23.022)
age: 2.61 day

[Latitude/Longitude]
(21.10N, 147.11W)


We will report more detailed information on this event to ATel and/or GCN.

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For more information:
 http://maxi.riken.jp/alert/novae/9938723477/9938723477.htm

About MAXI data:
 http://maxi.riken.jp/