| Object | UT Date | UT | JD | Comp Star | ΔV | σ(ΔV) | V | σ(V) |
| (1) | (2) | (3) | (4) | (5) | (6) | (7) | (8) | (9) |
| Mrk 501 | 2008-10-06 | 03:41:33 | 2454745.65385 | A | 1.328 | 0.002 | 13.94 | 0.01 |
| Mrk 501 | 2008-10-07 | 03:42:25 | 2454746.65446 | A | 1.358 | 0.002 | 13.97 | 0.01 |
| Mrk 501 | 2008-10-08 | 03:40:37 | 2454747.65321 | A | 1.344 | 0.002 | 13.95 | 0.01 |
| Mrk 501 | 2008-10-09 | 03:52:37 | 2454748.66154 | A | 1.338 | 0.002 | 13.95 | 0.02 |
| Mrk 501 | 2008-10-28 | 02:17:48 | 2454767.59569 | A | 1.379 | 0.002 | 13.99 | 0.01 |
| Mrk 501 | 2008-10-29 | 02:50:39 | 2454768.61851 | A | 1.392 | 0.002 | 14.00 | 0.01 |
| Mrk 501 | 2008-10-30 | 02:41:00 | 2454769.61181 | A | 1.374 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2008-10-31 | 02:24:03 | 2454770.60003 | A | 1.368 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2008-11-01 | 02:42:42 | 2454771.61299 | A | 1.369 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2008-11-02 | 02:35:31 | 2454772.60800 | A | 1.364 | 0.002 | 13.97 | 0.01 |
| Mrk 501 | 2008-11-04 | 02:48:18 | 2454774.61688 | A | 1.365 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2008-11-24 | 01:47:42 | 2454794.57479 | A | 1.403 | 0.002 | 14.01 | 0.01 |
| Mrk 501 | 2008-12-28 | 13:10:29 | 2454829.04895 | A | 1.389 | 0.002 | 14.00 | 0.01 |
| Mrk 501 | 2008-12-29 | 13:18:35 | 2454830.05457 | A | 1.375 | 0.002 | 13.99 | 0.01 |
| Mrk 501 | 2008-12-30 | 13:10:16 | 2454831.04880 | A | 1.362 | 0.002 | 13.97 | 0.01 |
| Mrk 501 | 2008-12-31 | 13:09:13 | 2454832.04807 | A | 1.354 | 0.002 | 13.96 | 0.01 |
| Mrk 501 | 2009-01-01 | 13:11:24 | 2454833.04958 | A | 1.358 | 0.002 | 13.97 | 0.01 |
| Mrk 501 | 2009-01-28 | 13:14:55 | 2454860.05203 | A | 1.348 | 0.003 | 13.96 | 0.01 |
| Mrk 501 | 2009-01-29 | 13:03:15 | 2454861.04392 | A | 1.309 | 0.002 | 13.92 | 0.01 |
| Mrk 501 | 2009-01-30 | 13:11:58 | 2454862.04998 | A | 1.283 | 0.002 | 13.89 | 0.01 |
| Mrk 501 | 2009-01-31 | 13:13:23 | 2454863.05096 | A | 1.325 | 0.002 | 13.93 | 0.01 |
| Mrk 501 | 2009-02-01 | 12:59:06 | 2454864.04104 | A | 1.350 | 0.002 | 13.96 | 0.01 |
| Mrk 501 | 2009-02-19 | 11:51:04 | 2454881.99380 | A | 1.304 | 0.002 | 13.91 | 0.01 |
| Mrk 501 | 2009-02-20 | 11:55:39 | 2454882.99698 | A | 1.292 | 0.002 | 13.90 | 0.01 |
| Mrk 501 | 2009-02-26 | 12:34:24 | 2454889.02389 | A | 1.330 | 0.002 | 13.94 | 0.01 |
| Mrk 501 | 2009-03-21 | 11:56:14 | 2454911.99738 | A | 1.374 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2009-03-23 | 10:41:57 | 2454913.94580 | A | 1.274 | 0.002 | 13.88 | 0.01 |
| Mrk 501 | 2009-03-24 | 11:32:32 | 2454914.98093 | A | 1.374 | 0.002 | 13.98 | 0.01 |
| Mrk 501 | 2009-03-26 | 10:31:26 | 2454916.93850 | A | 1.375 | 0.001 | 13.99 | 0.01 |
| Mrk 501 | 2009-03-27 | 11:05:39 | 2454917.96226 | A | 1.421 | 0.002 | 14.03 | 0.01 |
| Mrk 501 | 2009-04-25 | 10:11:47 | 2454946.92485 | A | 1.228 | 0.001 | 13.84 | 0.01 |
| Mrk 501 | 2009-04-26 | 10:37:22 | 2454947.94262 | A | 1.282 | 0.002 | 13.89 | 0.01 |
| Mrk 501 | 2009-04-27 | 08:59:05 | 2454948.87436 | A | 1.255 | 0.002 | 13.87 | 0.01 |
| Mrk 501 | 2009-04-28 | 09:28:19 | 2454949.89466 | A | 1.187 | 0.002 | 13.80 | 0.01 |
| Mrk 501 | 2009-04-29 | 09:41:48 | 2454950.90403 | A | 1.277 | 0.001 | 13.89 | 0.01 |
| Mrk 501 | 2009-04-30 | 08:44:25 | 2454951.86418 | A | 1.272 | 0.002 | 13.88 | 0.01 |
| Mrk 501 | 2009-05-01 | 08:54:33 | 2454952.87122 | A | 1.309 | 0.002 | 13.92 | 0.01 |
| Mrk 501 | 2009-05-02 | 10:11:46 | 2454953.92484 | A | 1.282 | 0.002 | 13.89 | 0.01 |