C/2023 F1 (PANSTARRS)
메타데이터
| 항목 |
값 |
| Designation |
C/2023 F1 (PANSTARRS) |
| Type |
C |
| Perihelion (tp_cal, UTC) |
2023-06-28T08:27:36.241920Z |
| Orbit solution date (soln_date, UTC) |
2023-06-30T22:17:46Z |
| Obs used |
201 |
| NEO |
- |
| M1 |
10.100 |
| K1 |
30.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2023-03-27T14:17:59.280000Z |
| Discovery magnitude (MPC) |
20.87 w |
| Discovery observatory (MPC) |
F51 · Pan-STARRS 1, Haleakala |
Osculating 궤도요소
| 항목 |
값 |
| Epoch (epoch_cal, TDB) |
2023-04-17.0000000 |
| e |
0.99353044 |
| q (au) |
1.708139 |
| a (au) |
264.027202 |
| i (deg) |
131.752405 |
| Ω (om, deg) |
25.247504 |
| ω (w, deg) |
216.654855 |
| M (ma, deg) |
359.983378 |
밝기
산란 + 전체 선형
$$
M_a = (14.537 + 6.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
모델 상수
| 항목 |
값 |
| H0 |
14.537 |
| n |
6.000 |
| gf |
1.000 |
| gb |
-0.803 |
| k |
0.996 |
| 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) |
| 2026-02-03 00:00 |
02:00:56.55 |
+01:28:53.1 |
HIP 9457 |
13.54 |
| 2026-02-03 12:00 |
02:00:57.16 |
+01:30:01.3 |
HIP 9457 |
14.15 |
| 2026-02-04 00:00 |
02:00:57.87 |
+01:31:09.7 |
HIP 9457 |
14.81 |
| 2026-02-04 12:00 |
02:00:58.67 |
+01:32:18.5 |
HIP 9457 |
15.51 |
| 2026-02-05 00:00 |
02:00:59.58 |
+01:33:27.6 |
HIP 9457 |
16.26 |
| 2026-02-05 12:00 |
02:01:00.58 |
+01:34:37.0 |
HIP 9457 |
17.05 |
| 2026-02-06 00:00 |
02:01:01.69 |
+01:35:46.6 |
HIP 9457 |
17.87 |
| 2026-02-06 12:00 |
02:01:02.89 |
+01:36:56.6 |
HIP 9457 |
18.72 |
| 2026-02-07 00:00 |
02:01:04.18 |
+01:38:06.8 |
HIP 9457 |
19.60 |
| 2026-02-07 12:00 |
02:01:05.57 |
+01:39:17.4 |
HIP 9457 |
20.52 |
| 2026-02-08 00:00 |
02:01:07.06 |
+01:40:28.2 |
HIP 9457 |
21.45 |
| 2026-02-08 12:00 |
02:01:08.65 |
+01:41:39.3 |
HIP 9457 |
22.42 |
| 2026-02-09 00:00 |
02:01:10.33 |
+01:42:50.6 |
HIP 9457 |
23.41 |
| 2026-02-09 12:00 |
02:01:12.10 |
+01:44:02.2 |
HIP 9457 |
24.42 |
| 2026-02-10 00:00 |
02:01:13.97 |
+01:45:14.1 |
HIP 9457 |
25.45 |
| 2026-02-10 12:00 |
02:01:15.93 |
+01:46:26.2 |
HIP 9557 |
24.74 |
| 2026-02-11 00:00 |
02:01:17.98 |
+01:47:38.6 |
HIP 9557 |
23.80 |
| 2026-02-11 12:00 |
02:01:20.12 |
+01:48:51.3 |
HIP 9557 |
22.88 |
| 2026-02-12 00:00 |
02:01:22.36 |
+01:50:04.1 |
HIP 9557 |
21.98 |
| 2026-02-12 12:00 |
02:01:24.68 |
+01:51:17.3 |
HIP 9557 |
21.10 |
| 2026-02-13 00:00 |
02:01:27.10 |
+01:52:30.6 |
HIP 9557 |
20.25 |
| 2026-02-13 12:00 |
02:01:29.60 |
+01:53:44.2 |
HIP 9557 |
19.44 |
| 2026-02-14 00:00 |
02:01:32.20 |
+01:54:58.0 |
HIP 9557 |
18.67 |
| 2026-02-14 12:00 |
02:01:34.88 |
+01:56:12.1 |
HIP 9557 |
17.95 |
| 2026-02-15 00:00 |
02:01:37.65 |
+01:57:26.3 |
HIP 9557 |
17.30 |
| 2026-02-15 12:00 |
02:01:40.50 |
+01:58:40.8 |
HIP 9557 |
16.72 |
| 2026-02-16 00:00 |
02:01:43.45 |
+01:59:55.5 |
HIP 9557 |
16.22 |
| 2026-02-16 12:00 |
02:01:46.47 |
+02:01:10.3 |
HIP 9557 |
15.82 |
| 2026-02-17 00:00 |
02:01:49.59 |
+02:02:25.4 |
HIP 9557 |
15.53 |
| 2026-02-17 12:00 |
02:01:52.79 |
+02:03:40.7 |
HIP 9557 |
15.37 |
| 2026-02-18 00:00 |
02:01:56.07 |
+02:04:56.2 |
HIP 9557 |
15.32 |
| 2026-02-18 12:00 |
02:01:59.43 |
+02:06:11.8 |
HIP 9557 |
15.42 |
| 2026-02-19 00:00 |
02:02:02.88 |
+02:07:27.6 |
HIP 9557 |
15.64 |
| 2026-02-19 12:00 |
02:02:06.41 |
+02:08:43.6 |
HIP 9557 |
16.00 |
| 2026-02-20 00:00 |
02:02:10.02 |
+02:09:59.8 |
HIP 9557 |
16.49 |
| 2026-02-20 12:00 |
02:02:13.71 |
+02:11:16.2 |
HIP 9557 |
17.10 |
| 2026-02-21 00:00 |
02:02:17.47 |
+02:12:32.7 |
HIP 9557 |
17.82 |
| 2026-02-21 12:00 |
02:02:21.32 |
+02:13:49.3 |
HIP 9557 |
18.64 |
| 2026-02-22 00:00 |
02:02:25.25 |
+02:15:06.1 |
HIP 9557 |
19.56 |
| 2026-02-22 12:00 |
02:02:29.25 |
+02:16:23.1 |
HIP 9557 |
20.56 |
| 2026-02-23 00:00 |
02:02:33.33 |
+02:17:40.2 |
HIP 9557 |
21.64 |
| 2026-02-23 12:00 |
02:02:37.49 |
+02:18:57.5 |
HIP 9557 |
22.78 |
| 2026-02-24 00:00 |
02:02:41.72 |
+02:20:14.8 |
HIP 9557 |
23.98 |