IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.6583678060 ± 1.76e-08 |
| Semi-major axis (a) | 2.1174129672 AU ± 4.08e-09 |
| Inclination (i) | 20.65229214° ± 7.37e-06 |
| Long. of Asc. Node (Ω) | 143.55227250° ± 2.63e-06 |
| Arg. of Perihelion (ω) | 262.86307290° ± 4.27e-06 |
| Mean Anomaly (M) | 93.32767985° ± 4.46e-06 |
| Mean Motion (n) | 0.3198924010°/day ± 9.25e-10 |
| Perihelion dist (q) | 0.72337644 AU ± 3.74e-08 |
| Aphelion dist (Q) | 3.51144950 AU ± 3.79e-08 |
| Orbital Period | 3.08111815 yr ± 8.91e-09 |
| H (abs. magnitude) | 20.06 |
|---|---|
| G (slope) | 0.15 |
2019 BR4
| Source | IAA |
|---|---|
| Solution Date | 2026-06-01 |
| RMS Residual | 0.293″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.048158 AU |
| Observations Used | 335 |
| Oppositions | 7 |
| Arc Total | 2012-2022 |
| First Observation Used | 2012-07-28 |
| Last Observation Used | 2022-03-01 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2013-03-14 05:49:37 | C | 12 21 32.87 | +20 21 07.4 | – | o | 291 |
| 2013-03-14 06:06:01 | C | 12 21 31.76 | +20 21 18.3 | – | o | 291 |
| 2015-07-26 08:56:17 | C | 18 58 00.12 | +02 55 43.6 | – | o | 291 |
| 2015-07-26 09:00:06 | C | 18 57 59.74 | +02 55 40.7 | – | o | 291 |
| 2015-07-26 09:03:55 | C | 18 57 59.35 | +02 55 38.1 | – | o | 291 |
| 2015-12-22 07:59:52 | C | 12 24 53.94 | -17 10 47.3 | – | u | 807 |
| 2015-12-22 08:03:16 | C | 12 24 54.04 | -17 10 43.5 | – | u | 807 |
| 2015-12-22 08:06:50 | C | 12 24 54.14 | -17 10 39.4 | – | u | 807 |
| 2015-12-22 08:10:03 | C | 12 24 54.27 | -17 10 35.4 | – | u | 807 |
| 2015-12-22 08:13:36 | C | 12 24 54.37 | -17 10 31.5 | – | u | 807 |
| 2016-02-11 11:17:54 | C | 12 06 26.322 | +10 53 18.74 | – | L | F51 |
| 2016-02-11 11:34:22 | C | 12 06 25.135 | +10 53 43.85 | – | L | F51 |
| 2016-02-11 11:50:42 | C | 12 06 23.934 | +10 54 08.58 | – | L | F51 |
| 2016-03-07 11:50:07 | C | 11 20 35.408 | +22 49 19.00 | – | L | F51 |
| 2016-03-07 12:09:37 | C | 11 20 33.965 | +22 49 34.06 | – | L | F51 |
| 2016-03-07 12:29:07 | C | 11 20 32.533 | +22 49 48.96 | – | L | F51 |
| 2016-03-10 08:26:30 | C | 11 15 53.095 | +23 39 04.85 | – | L | F51 |
| 2016-03-10 08:45:05 | C | 11 15 51.786 | +23 39 17.68 | – | L | F51 |
| 2016-03-10 09:22:31 | C | 11 15 49.197 | +23 39 42.82 | – | L | F51 |
| 2016-03-12 04:41:08 | C | 11 13 00.29 | +24 07 32.8 | – | o | 291 |
| 2016-03-12 04:49:27 | C | 11 12 59.76 | +24 07 37.7 | – | o | 291 |
| 2016-03-12 04:57:46 | C | 11 12 59.09 | +24 07 42.1 | – | o | 291 |
| 2019-01-17 23:03:19 | S | 08 46 45.214 | -69 06 30.13 | – | L | C51 |
| 2019-01-18 00:37:34 | S | 08 46 46.313 | -68 52 03.32 | – | L | C51 |
| 2019-01-28 11:00:59 | C | 08 47 35.49 | -25 00 39.5 | – | V | T08 |
| 2019-01-28 11:10:16 | C | 08 47 35.31 | -24 59 07.0 | – | V | T08 |
| 2019-01-28 11:29:30 | C | 08 47 34.95 | -24 55 55.5 | – | V | T08 |
| 2019-01-29 01:53:30 | C | 08 47 37.67 | -22 34 02.8 | – | u | 807 |
| 2019-01-29 01:56:15 | C | 08 47 37.63 | -22 33 36.2 | – | u | 807 |
| 2019-01-29 01:59:01 | C | 08 47 37.61 | -22 33 09.7 | – | u | 807 |
| 2019-01-29 02:01:47 | C | 08 47 37.58 | -22 32 43.2 | – | u | 807 |
| 2019-01-29 02:04:34 | C | 08 47 37.54 | -22 32 16.6 | – | u | 807 |
| 2019-01-29 02:07:19 | C | 08 47 37.51 | -22 31 50.2 | – | u | 807 |
| 2019-01-29 08:16:17 | C | 08 47 34.03 | -21 33 54.6 | – | V | H01 |
| 2019-01-29 08:26:06 | C | 08 47 33.89 | -21 32 21.0 | – | V | H01 |
| 2019-01-29 08:36:07 | C | 08 47 33.74 | -21 30 45.4 | – | V | H01 |
| 2019-01-29 08:48:59 | C | 08 47 33.56 | -21 28 42.8 | – | V | H01 |
| 2019-01-29 13:30:52 | C | 08 47 35.17 | -20 43 21.1 | – | V | Q67 |
| 2019-01-29 13:33:28 | C | 08 47 35.11 | -20 42 56.7 | – | V | Q67 |
| 2019-01-29 13:36:02 | C | 08 47 35.10 | -20 42 32.5 | – | V | Q67 |
| 2019-01-29 15:59:02 | C | 08 47 33.84 | -20 21 10.0 | – | r | P93 |
| 2019-01-29 16:05:26 | C | 08 47 33.76 | -20 20 10.3 | – | r | P93 |
| 2019-01-29 16:15:03 | C | 08 47 33.64 | -20 18 39.8 | – | r | P93 |
| 2019-01-29 16:24:39 | C | 08 47 33.49 | -20 17 09.9 | – | r | P93 |
| 2019-01-29 16:27:52 | C | 08 47 33.43 | -20 16 39.8 | – | r | P93 |
| 2019-01-29 22:03:21 | C | 08 47 34.96 | -19 24 52.0 | – | V | L01 |
| 2019-01-29 22:03:38 | C | 08 47 34.96 | -19 24 49.3 | – | V | L01 |
| 2019-01-29 22:04:28 | C | 08 47 34.94 | -19 24 41.9 | – | V | L01 |
| 2019-01-29 22:04:45 | C | 08 47 34.94 | -19 24 39.3 | – | V | L01 |
| 2019-01-29 22:07:20 | C | 08 47 34.92 | -19 24 15.5 | – | V | L01 |