RZ UMi (Eclipsing binary)

RA: 14h 54m 26.13s, DE: +86° 43' 37.50" (223.6088750000, 86.7270833327)

AsasSnV: ASASSN-V J145425.80+864337.7, Gaia: Gaia DR3 1727679731874374272, Gcvs: RZ UMi, Gsc: GSC 04642-00832, Nsvs: NSVS 17396, Tic: TIC 160082094, TwoMass: 2MASS J14542607+8643373, Other: 1RXS J145418.3+864338, Other: AP J14542607+8643373, Other: SVS 2310

Data:
  • Constellation: UMi
  • Variability type: EW
  • Maximal brightness (Mag): 12.800 (B)
  • Minimum brightness (Mag): 13.500 (B)
  • Brightness in secondary minimum (Mag): 13.500 (B)
  • Astrophysical interest: Possible period changes
  • Created: 6/1/1996
  • Created by: admin
Show list of observations >>
Periodic elements:
  • Period (d): 0.337349100000000
  • Epoch (HJD): 43191.27300
  • Secondary Epoch (HJD): 43191.44200
Change log:

7/18/2026, Filip Walter:

  • Alternative designation: → AsasSnV: ASASSN-V J145425.80+864337.7, Gaia: Gaia DR3 1727679731874374272, Gcvs: RZ UMi, Gsc: GSC 04642-00832, Nsvs: NSVS 17396, Tic: TIC 160082094, TwoMass: 2MASS J14542607+8643373, : 1RXS J145418.3+864338, : AP J14542607+8643373, : SVS 2310
  • Astrophysical interest: Nothing → Possible period changes

Chart
RZ UMi
Source: The STScI Digitized Sky Survey, FoV: 15 x 15 arcmin
Number of observations

22 x

Number of observers

12 x

Last observed before

12 days

O-C diagram
Times of minima / maxima - including records from the original O-C gateway  
P: M = 2443191.273 + 0.3373491 * E
S: M = 2443191.442 + 0.3373491 * E
ID HJDmin Error (+/-) UTCmin Epoch O-C (d) P/S Phot. band Observer Publication Note Instrument
Phase curve
Comments

Timeline