메타데이터
| 항목 |
값 |
| Designation |
C/2024 V1 (Borisov) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2025-04-04T02:28:15.268800Z |
| Orbit solution date (soln_date, UTC) |
2025-06-26T10:13:10Z |
| Obs used |
422 |
| NEO |
- |
| M1 |
13.600 |
| K1 |
9.250 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2024-11-08T01:11:04.704000Z |
| Discovery magnitude (MPC) |
19.30 G |
| Discovery observatory (MPC) |
L51 · MARGO, Nauchnyi |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2025-02-14.0000000 |
| e |
0.99016034 |
| q (au) |
2.318468 |
| a (au) |
235.624767 |
| i (deg) |
54.623265 |
| Ω (om, deg) |
328.195162 |
| ω (w, deg) |
168.663803 |
| M (ma, deg) |
359.986619 |
밝기
산란 + 전체 선형
$$
M_a = (14.076 + 4.289\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
14.076 |
| n |
4.289 |
| gf |
1.000 |
| gb |
-0.585 |
| k |
0.800 |
| δ90 |
10.000 |
| 파라미터 |
기호 |
범위 |
설명 |
| 태양·지구거리 1 AU에서의 절대등급 |
H0 |
-5 to 20 |
혜성의 고유 밝기 |
| 광도 기울기 파라미터 |
n |
2 to 6 |
태양거리 변화에 따른 밝기 변화율 |
| 전방 산란 비대칭 계수 |
gf |
0.8 to 1 |
전방 산란의 강도 |
| 후방 산란 비대칭 계수 |
gb |
-1 to -0.5 |
후방 산란의 강도 |
| 분할 계수 |
k |
0.8 to 1 |
전·후방 산란 기여도 비율 |
| 먼지/가스 밝기 비 |
δ90 |
1 to 10 |
코마에서 먼지 산란 대비 가스 방출의 상대 기여 |
참고: EPSC-DPS2025-160
천체력
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-03-26 00:00 |
11:46:33.00 |
-71:43:10.6 |
HIP 57531 |
5.29 |
| 2026-03-26 12:00 |
11:45:28.39 |
-71:43:47.9 |
HIP 57347 |
7.59 |
| 2026-03-27 00:00 |
11:44:23.90 |
-71:44:20.4 |
HIP 57347 |
9.59 |
| 2026-03-27 12:00 |
11:43:19.54 |
-71:44:47.9 |
HIP 56978 |
12.94 |
| 2026-03-28 00:00 |
11:42:15.35 |
-71:45:10.5 |
HIP 56978 |
8.88 |
| 2026-03-28 12:00 |
11:41:11.33 |
-71:45:28.3 |
HIP 56978 |
6.35 |
| 2026-03-29 00:00 |
11:40:07.51 |
-71:45:41.2 |
HIP 56978 |
7.17 |
| 2026-03-29 12:00 |
11:39:03.90 |
-71:45:49.3 |
HIP 56978 |
10.55 |
| 2026-03-30 00:00 |
11:38:00.54 |
-71:45:52.7 |
HIP 56978 |
14.82 |
| 2026-03-30 12:00 |
11:36:57.42 |
-71:45:51.3 |
HIP 56978 |
19.38 |
| 2026-03-31 00:00 |
11:35:54.59 |
-71:45:45.2 |
HIP 56240 |
21.91 |
| 2026-03-31 12:00 |
11:34:52.04 |
-71:45:34.5 |
HIP 56240 |
17.81 |
| 2026-04-01 00:00 |
11:33:49.81 |
-71:45:19.1 |
HIP 56240 |
14.28 |
| 2026-04-01 12:00 |
11:32:47.90 |
-71:44:59.1 |
HIP 56240 |
11.82 |
| 2026-04-02 00:00 |
11:31:46.34 |
-71:44:34.6 |
HIP 56240 |
11.14 |
| 2026-04-02 12:00 |
11:30:45.15 |
-71:44:05.6 |
HIP 56240 |
12.50 |
| 2026-04-03 00:00 |
11:29:44.33 |
-71:43:32.1 |
HIP 56240 |
15.35 |
| 2026-04-03 12:00 |
11:28:43.91 |
-71:42:54.1 |
HIP 55712 |
18.57 |
| 2026-04-04 00:00 |
11:27:43.91 |
-71:42:11.8 |
HIP 55712 |
14.48 |
| 2026-04-04 12:00 |
11:26:44.33 |
-71:41:25.1 |
HIP 55712 |
11.00 |
| 2026-04-05 00:00 |
11:25:45.20 |
-71:40:34.1 |
HIP 55712 |
8.86 |
| 2026-04-05 12:00 |
11:24:46.53 |
-71:39:38.8 |
HIP 55712 |
9.03 |
| 2026-04-06 00:00 |
11:23:48.34 |
-71:38:39.4 |
HIP 55712 |
11.37 |
| 2026-04-06 12:00 |
11:22:50.64 |
-71:37:35.7 |
HIP 55457 |
11.58 |
| 2026-04-07 00:00 |
11:21:53.44 |
-71:36:28.0 |
HIP 55457 |
10.89 |
| 2026-04-07 12:00 |
11:20:56.76 |
-71:35:16.2 |
HIP 55457 |
12.13 |
| 2026-04-08 00:00 |
11:20:00.62 |
-71:34:00.3 |
HIP 55457 |
14.82 |
| 2026-04-08 12:00 |
11:19:05.01 |
-71:32:40.5 |
HIP 55457 |
18.31 |
| 2026-04-09 00:00 |
11:18:09.97 |
-71:31:16.8 |
HIP 55457 |
22.22 |
| 2026-04-09 12:00 |
11:17:15.50 |
-71:29:49.2 |
HIP 55457 |
26.35 |
| 2026-04-10 00:00 |
11:16:21.61 |
-71:28:17.8 |
HIP 54673 |
23.32 |
| 2026-04-10 12:00 |
11:15:28.31 |
-71:26:42.6 |
HIP 54673 |
19.00 |
| 2026-04-11 00:00 |
11:14:35.62 |
-71:25:03.8 |
HIP 54673 |
14.86 |
| 2026-04-11 12:00 |
11:13:43.55 |
-71:23:21.2 |
HIP 54673 |
11.04 |
| 2026-04-12 00:00 |
11:12:52.10 |
-71:21:35.1 |
HIP 54673 |
8.02 |
| 2026-04-12 12:00 |
11:12:01.29 |
-71:19:45.4 |
HIP 54712 |
6.72 |
| 2026-04-13 00:00 |
11:11:11.12 |
-71:17:52.3 |
HIP 54712 |
6.51 |
| 2026-04-13 12:00 |
11:10:21.61 |
-71:15:55.7 |
HIP 54712 |
8.84 |
| 2026-04-14 00:00 |
11:09:32.76 |
-71:13:55.8 |
HIP 54712 |
12.33 |
| 2026-04-14 12:00 |
11:08:44.58 |
-71:11:52.5 |
HIP 54712 |
16.23 |
| 2026-04-15 00:00 |
11:07:57.09 |
-71:09:46.0 |
HIP 54225 |
11.88 |
| 2026-04-15 12:00 |
11:07:10.28 |
-71:07:36.3 |
HIP 54225 |
7.57 |
| 2026-04-16 00:00 |
11:06:24.16 |
-71:05:23.5 |
HIP 54225 |
3.42 |