Alpha Per

JHK observations

No	Ref	J	H	K	JH	HK	JK
1775	76	15.031	14.488	14.128	0.543	0.360	0.903
1782	76	13.690	13.019	12.769	0.671	0.250	0.921
1783	76	14.138	13.520	13.276	0.618	0.244	0.862
1800	76	15.595	14.859	14.538	0.736	0.321	1.057
1801	76	15.233	14.526	14.251	0.707	0.275	0.982
1802	76	15.572	15.101	14.758	0.471	0.343	0.814
1803	76	14.951	14.278	14.127	0.673	0.151	0.824
1804	76	16.102	15.418	14.995	0.684	0.423	1.107
1805	76	15.729	14.906	14.675	0.823	0.231	1.054
1806	76	15.262	14.522	13.964	0.740	0.558	1.298
1807	76	14.948	14.280	14.069	0.668	0.211	0.879
1808	76	14.677	14.128	13.613	0.549	0.515	1.064
1809	76	14.495	13.882	13.575	0.613	0.307	0.920
1810	76	15.543	15.110	14.622	0.433	0.488	0.921
1811	76	15.450	14.709	14.348	0.741	0.361	1.102
1812	76	16.274	15.483	15.132	0.791	0.351	1.142
1813	76	15.528	15.035	14.425	0.493	0.610	1.103
1814	76	16.196	15.433	15.133	0.763	0.300	1.063
1815	76	15.894	15.234	14.672	0.660	0.562	1.222
1818	76	15.049	14.502	14.108	0.547	0.394	0.941
1819	76	14.916	14.378	14.018	0.538	0.360	0.898
1826	76	16.192	15.556	15.125	0.636	0.431	1.067
1827	76	13.917	13.388	13.070	0.529	0.318	0.847
1828	76	14.154	13.397	13.108	0.757	0.289	1.046
1829	76	13.917	13.290	13.035	0.627	0.255	0.882
1832	76	14.053	13.410	13.200	0.643	0.210	0.853
1833	76	14.236	13.603	13.323	0.633	0.280	0.913
1834	76	14.227	13.641	13.342	0.586	0.299	0.885
1835	76	14.428	13.761	13.415	0.667	0.346	1.013
1838	76	15.106	14.481	14.440	0.625	0.041	0.666
1839	76	14.331	13.734	13.375	0.597	0.359	0.956
1840	76	14.436	13.781	13.547	0.655	0.234	0.889
1841	76	14.421	13.794	13.443	0.627	0.351	0.978
1842	76	15.095	14.447	14.377	0.648	0.070	0.718
1843	76	14.619	14.003	13.714	0.616	0.289	0.905
1846	76	14.621	13.979	13.672	0.642	0.307	0.949
1847	76	14.601	13.967	13.669	0.634	0.298	0.932
1852	76	13.999	13.344	12.922	0.655	0.422	1.077
1853	76	14.622	13.975	13.619	0.647	0.356	1.003
1854	76	14.640	14.104	13.725	0.536	0.379	0.915
1855	76	14.852	14.255	13.979	0.597	0.276	0.873
1856	76	14.784	14.240	14.068	0.544	0.172	0.716
1859	76	14.948	14.296	14.003	0.652	0.293	0.945
1861	76	15.658	15.272	15.290	0.386	-0.018	0.368
1862	76	16.045	15.800	15.636	0.245	0.164	0.409
1863	76	14.999	14.295	13.908	0.704	0.387	1.091
1864	76	14.933	14.428	14.002	0.505	0.426	0.931
1865	76	15.233	14.473	14.137	0.760	0.336	1.096
1866	76	15.087	14.486	14.093	0.601	0.393	0.994
1868	76	15.031	14.488	14.128	0.543	0.360	0.903
1870	76	15.342	14.724	14.420	0.618	0.304	0.922
1871	76	15.422	14.724	14.448	0.698	0.276	0.974
1872	76	15.013	14.465	14.028	0.548	0.437	0.985
1875	76	15.647	15.223	14.599	0.424	0.624	1.048
1877	76	15.094	14.482	14.116	0.612	0.366	0.978
1879	76	15.537	15.085	14.449	0.452	0.636	1.088
1880	76	15.697	15.078	14.625	0.619	0.453	1.072
1884	76	15.689	15.159	14.706	0.530	0.453	0.983
1885	76	15.779	15.128	14.761	0.651	0.367	1.018
1887	76	15.927	15.293	15.140	0.634	0.153	0.787
1889	76	15.339	14.647	14.179	0.692	0.468	1.160
1890	76	16.216	15.531	14.983	0.685	0.548	1.233