Bright green = #1baa05 = positive occultation successfully recorded
Dark green = #037E0E = Miss successfully recorded
Red = #de0205 = equip or operator trouble/failures
Purple = #A636F0 = Noble Effort: successful taping of proper field, but star just too faint for data, or clouded out at last minute
black = default = Either no attempt made, or partial attempt but clouded out before set up.
| Local Date |
Asteroid | Combined magnitude | RN's report date |
R. Nolthenius | K. Bender | K. von Ahnen | |
| --- | Green/Red observation total for year | --- | --- | 64 /6 | 59/6 | 18/20 | |
| Jan 1 | (7847) Mattiaorsi | 8.0 | 1/14/23 | 0.6s positive | 0.7s positive | --no attempt-- | |
| Jan 17 | (1542) Joensuu | 12.7 | 1/19/23 | 4.9s positive | 5.2s positive | battery failure | |
| Jan 17 | (1326) Losaka | 12.6 | --- | --no attempt-- | occulted by tree | --no attempt-- | |
| Jan 18 | (950) Arensa | 13.1 | 1/20/23 | Miss | --no attempt-- | battery failure | |
| Jan 19 | (1245) Calvinia | 12.2 | 1/21/23 | 3.30s positive | 2.8s positive | taping trouble | |
| Jan 24 | (906) Repsolda | 13.1 | 1/28/23 | 10.1s positive | 7.6s positive | --no attempt-- | |
| Feb 5 | (1655) Comas Sola | 12.7 | 2/5/23 | cloud out | clouded out | --cloud out-- | |
| Feb 8 | (551) Ortrud | 13.2 | 2/13/23 | 7.5s positive | 7.5s positive | Power, data trouble from Watec | |
| Feb 10 | (779) Nina | 12.2 | 2/12/23 | Miss | Miss | power, data trouble Watec | |
| Feb 19 | (5434) Tomwhitney | 11.0 | 2/23/23 | 1.3s positive | 1.3s positive | Miss | |
| Feb 21 | (1693) Hertzsprung | 13.6 | 2/23/23 | 2.0s positive | Miss | --no attempt-- | |
| Feb 21 | (3379) Oishi | 10.6 | --- | RN wrote wrong coords | 0.6s positive | --my error prevented his observation-- | |
| Mar 2 | (375) Ursula | 12.4 | Got data; failed FP test | align, targeting trouble | power, data trouble Watec | ||
| Mar 15 | (2027) Shen Guo | 13.8 | -- | targeting trouble | Got data; failed FP test | align, targeting trouble | |
| Mar 15 | (17754) 1998 DN8 | 12.6 | 3/16 | Miss | Miss | Miss | |
| Mar 26 | (449) Hamburga | 13.5 | 3/31 | 2.0s positive | 2.0s positive | 4.8s positive | |
| Apr 1 | (1119) Eboea | 8.2 | 4/2 | --no attempt-- | --no attempt-- | Miss | |
| Apr 11 | (219612) 2001 TX107 | 4.1 | --clouded out-- | Miss | align, targeting trouble | ||
| Apr 13 | (604) Tekmessa | 11.2 | 4/13 | 1.2s positive | 1.0s positive | Miss | |
| Apr 18 | (251) Sophia | 13.7 | -- | telescope drifted | 0.9s positive | Got data; failed FP test, fog trouble | |
| Apr 27 | (1241) Dysona | 13.9 | -- | --no attempt-- | --no attempt-- | lost track of time, got on target too late | |
| May 12 | (15) Eunomia | 10.1 | yes | 87s positive | 83s positive | --no attempt-- | |
| May 13 | (5000) Quaoar | 15.2 | 5/23? | rings only, limiting opacity | rings only, limiting opacity | --no attempt-- | |
| May 19 | (1587) Kahrstedt | 13.0 | 5/22 | Miss | --no attempt-- | Miss | |
| June 4 | (34 ) Circe | 12.4 | 6/6 | 14s positive | --no attempt-- | --no attempt-- | |
| June 8 | (16031 ) 1999FJ10 | 13.4 | yes | Partial Miss, late rec start | --no attempt-- | --no attempt-- | |
| June 15 | (110059) 2001-SK107 | 12.4 | -- | --no attempt-- | --cloud out-- | --no attempt-- | |
| June 19 | Nantong | 13.9 | yes | Miss | Miss | --no attempt-- | |
| June 19 | Karolinum | 12.7 | yes | Miss | Miss | --no attempt-- | |
| June 21 | Hilda | 10.9 | 6/27 | 12s positive | positive | --no attempt-- | |
| June 22 | (5000) Weywot | 16.2 | yes | Tested; too faint | Tested-too faint | --no attempt-- | |
| June 23 | (15636) 2000-JD31 | 11.4 | 6/27 | Miss | Miss | --no attempt-- | |
| June 24 | (1128) Astrid | 11.9 | 6/27 | 3s positive, but camcorder failed to record | 3s positive | --no attempt-- | |
| July 1 | (983) Gunila | 12.4 | 7/5 | 7.4s positive | 7.7s positive | 6.7s positive | |
| July 5 | (242) Kriemhild | 13.5 | -- | Event probably in data, but too lost in noise to report | Fog came in | fog came in | |
| July 13 | (203) Pompeja | 12.5 | not yet | 11s positive | 10s positive | dirty tape heads, recording failed | |
| July 14 | (2309) Mr.Spock | 12.5 | 7/23 | 0.9 positive | 0.9s positive | --no attempt-- | |
| July 14 | (94) Aurora | 12.4 | 7/18 | 11s positive | 11s positive | --no attempt-- | |
| July 19 | (11977 ) Leonrisoldi | 12.8 | 7/26 | Miss | Miss | --no attempt-- | |
| July 21 | (20898) FountainHills | 13.7 | 7/26 | Miss | Miss | Not reduced yet but I suppose a Miss or Positive | |
| July 25 | (1644 ) Rafita | 14.4 | 7/27 | Miss | Miss | --no attempt-- | |
| July 25 | (128) Tolosa | 11.8 | 7/27 | 2.4s positive | 2s positive | camcorder input plug not seated properly | |
| Aug 2 | ( ) Keiss | 13.5 | -- | --cloud out-- | --no attempt-- | --no attempt-- | |
| Aug 6 | (709) Fringilla | 13.5 | 8/830 | 12.4s positive | 11.7s positive | --no attempt-- | |
| Aug 7 | (153) Hilda | 12.4 | 8/8 | 28.7s positive | 27.7s positive | --no attempt-- | |
| Aug 8 | (203) Pompeja | 14.1 | -- | old tape, stretched, recording failed. Visually looked like a miss | Miss | --no attempt-- | |
| Aug 15 | (255) Oppavia | 13.1 | 8/17 | Miss | Miss | --no attempt-- | |
| Aug 16 | (643) Schehereszade | 14.0 | 8/17 | 4s positive | 4s positive | --no attempt-- | |
| Aug 17 | (1882) Rauma | 14.6 | 8/18 | Miss | --no attempt-- | --no attempt-- | |
| Aug 26 | (54) Alexandra | 10.2 | 8/30 | 26.9s positive | 27s positive | Watec power cord not seated properly | |
| Aug 28 | (2696) Magion | 11.0 | 8/30 | Miss | 2s positive | Miss | |
| Sep 11 | (1214) Richilde | 13.6 | 9/17 | Miss | Miss | --no attempt-- | |
| Sep 18 | (8292) 1992SU14 | 11.7 | 9/28 | 1.01s positive | --no attempt-- | Ran out of time, not able to get on-target | |
| Sep 27 | (21930) 1999VP61 | 13.0 | 10/25 | Miss | --no attempt-- | --no attempt-- | |
| Oct 3 | (5177) Hugowolf | 10.9 | 11/11 | --no attempt-- | --no attempt-- | 1s positive | |
| Oct 7 | (54) Alexandra | 11.6 | 10/29 | 4.5s positive | 1.5s positive | Indeterminate, difficult event, good recording | |
| Oct 8 | (16785) 1997AL1 | 13.6 | 10/25 | 1.33s positive | 1.5s positive | Miss sent 11/11/23 | |
| Oct 8 | (6052) Junichi | 11.3 | 11/10 | 1s positive | 1s positive | --no attempt-- | |
| Oct 15 | (14426) Katotsuyoshi | 11.4 | 10/20 | 1.39s positive | 1.27s positive | not reduced yet | |
| Oct 23 | (71727) 2000HB25 | 14.0 | -- | bright moon, Cabrillo lights, cirrus; too faint | bright moon, Cabrillo lights, cirrus; too faint | --no attempt-- | |
| Oct 28 | (1436) Salonta | 13.3 | -- | bright moon, too faint, fails FP test | bright moon, too faint | --no attempt-- | |
| Oct 30 | (7685 ) 1997EP17 | 10.6 | -- | --no attempt-- | --no attempt-- | Ran out of time, not able to get on-target | |
| Oct 31 | (5528) 1992AJ | 10.9 | -- | OccBox battery low voltage - failed to power gear | Got data, not reduced yet | --no attempt-- | |
| Nov 2 | (5628) Preussen | 12.5 | 11/3/23 | 0.72s positive | 1.5s positive | Saw short event, but camcorder failed to record, for unknown reasons | |
| Nov 8 | (271) Penthesilea | 12.6 | 11/10/23 | 7.6s positive | 7s positive | --no attempt-- | |
| Nov 11 | (137127) 1999 CV22 | 11.2 | 11/11/23 | Miss | Miss | Ran out of time, not familiar with zenith target procedure | |
| Nov 20 | (33733) 1999 NU32 | 13.3 | 11/29/23 | Miss | Miss | Entered wrong 8SE time, failed alignment | |
| Nov 20 | (15694) 1985 RR3 | 12.7 | 11/29/23 | 0.48s positive | 1.41s positive | Miss | |
| Nov 20 | Titania - Uranus moon | 11.8 | 11/29/23 | 64.1s positive | 64s positive | 66s positive, R only was recorded | |
| Nov 24 | (34210) 2000 Q67 | 9.9 | -- | Too tough; 9 deg alt, over SF lights, headlights, haze | --no attempt-- | --no attempt-- | |
| Nov 28 | 2013 LU28 | 14.7 | -- | Too tough; star too faint, bright moon did not permit long enough integration to record it | Miss | --no attempt-- | |
| Dec 4 | (154) Bertha | 12.3 | 12/12/23 | 13.4s positive | 13.4s positive | --no attempt-- | |
| Dec 10 | (86239) 1999 TV18 | 10.7 | 12/14/23 | 0.38s positive | camcorder Z85 failed to record | --no attempt-- | |
| Dec 10 | (2675) Tolkein | 11.1 | 12/13/23 | 1.21s positive | camcorder Z85 failed to record | --no attempt-- | |
| Dec 13 | (2326) Tololo | 13.0 | 12/13/23 | 1.1s positive | 1.1s positive | positve iPhone recorded, ~1-2s | |
| Dec 14 | ( ) 1974 OU1 | 10.4 | -- | set up, cloud out at last minute | --no attempt-- | --no attempt-- | |
| Dec 16 | (37266) 2000 XG18 | 11.0 | 12/17/23 | 0.61s positive | Miss | ~0.67s positive, IOTA rep 1/3/24 | |
| Dec 22 | (41583) 2000 SP34 | 9.8 | Miss | --no attempt-- | --no attempt-- | ||
| Dec 22 | (3238) Timresovia | 12.1 | -- | set up, cloud out at last minute | --no attempt-- | --no attempt-- | |
| Dec 23 | (30500) 2000QC193 | 12.6 | 12/27/23 | 0.46s positive | --no attempt-- | Ran out of time, not able to get on-target | |