| Parameter |
Value |
| Designation |
341P/Gibbs |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2016-05-26T17:23:03.822720Z |
| Orbit solution date (soln_date, UTC) |
2025-09-16T12:43:07Z |
| Obs used |
283 |
| NEO |
- |
| M1 |
15.500 |
| K1 |
4.500 |
| PC |
- |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2013-01-30.0000000 |
| e |
0.41442749 |
| q (au) |
2.513883 |
| a (au) |
4.293035 |
| i (deg) |
3.798145 |
| Ω (om, deg) |
30.069452 |
| ω (w, deg) |
312.388731 |
| M (ma, deg) |
225.624656 |
Magnitude
Scatter + Global Linear
$$
M_a = (12.736 + 3.825\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
12.736 |
| n |
3.825 |
| gf |
1.000 |
| gb |
-0.942 |
| k |
1.000 |
| δ90 |
1.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Finding Chart
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-09-25 00:00 |
06:57:10.12 |
+25:59:27.2 |
HIP 33356 |
12.33 |
| 2026-09-25 12:00 |
06:57:28.84 |
+25:59:30.6 |
HIP 33356 |
16.51 |
| 2026-09-26 00:00 |
06:57:47.34 |
+25:59:34.1 |
HIP 33595 |
14.51 |
| 2026-09-26 12:00 |
06:58:05.64 |
+25:59:38.0 |
HIP 33595 |
10.76 |
| 2026-09-27 00:00 |
06:58:23.72 |
+25:59:42.1 |
HIP 33595 |
7.42 |
| 2026-09-27 12:00 |
06:58:41.58 |
+25:59:46.5 |
HIP 33595 |
5.25 |
| 2026-09-28 00:00 |
06:58:59.23 |
+25:59:51.1 |
HIP 33595 |
5.65 |
| 2026-09-28 12:00 |
06:59:16.66 |
+25:59:56.1 |
HIP 33650 |
5.68 |
| 2026-09-29 00:00 |
06:59:33.87 |
+26:00:01.3 |
HIP 33650 |
5.34 |
| 2026-09-29 12:00 |
06:59:50.86 |
+26:00:06.8 |
HIP 33650 |
7.37 |
| 2026-09-30 00:00 |
07:00:07.64 |
+26:00:12.6 |
HIP 33650 |
10.41 |
| 2026-09-30 12:00 |
07:00:24.19 |
+26:00:18.7 |
HIP 33650 |
13.77 |
| 2026-10-01 00:00 |
07:00:40.51 |
+26:00:25.1 |
HIP 33793 |
14.39 |
| 2026-10-01 12:00 |
07:00:56.61 |
+26:00:31.8 |
HIP 33793 |
13.52 |
| 2026-10-02 00:00 |
07:01:12.49 |
+26:00:38.9 |
HIP 33793 |
13.58 |
| 2026-10-02 12:00 |
07:01:28.13 |
+26:00:46.2 |
HIP 33793 |
14.51 |
| 2026-10-03 00:00 |
07:01:43.55 |
+26:00:53.9 |
HIP 33793 |
16.14 |
| 2026-10-03 12:00 |
07:01:58.74 |
+26:01:01.9 |
HIP 33793 |
18.24 |
| 2026-10-04 00:00 |
07:02:13.70 |
+26:01:10.3 |
HIP 33831 |
19.94 |
| 2026-10-04 12:00 |
07:02:28.42 |
+26:01:19.0 |
HIP 33831 |
21.85 |
| 2026-10-05 00:00 |
07:02:42.91 |
+26:01:28.1 |
HIP 33831 |
24.03 |
| 2026-10-05 12:00 |
07:02:57.16 |
+26:01:37.5 |
HIP 33831 |
26.38 |
| 2026-10-06 00:00 |
07:03:11.17 |
+26:01:47.3 |
HIP 33831 |
28.84 |
| 2026-10-06 12:00 |
07:03:24.95 |
+26:01:57.4 |
HIP 33831 |
31.38 |
| 2026-10-07 00:00 |
07:03:38.48 |
+26:02:07.9 |
HIP 33831 |
33.97 |
| 2026-10-07 12:00 |
07:03:51.78 |
+26:02:18.8 |
HIP 33831 |
36.57 |
| 2026-10-08 00:00 |
07:04:04.83 |
+26:02:30.1 |
HIP 34061 |
37.39 |
| 2026-10-08 12:00 |
07:04:17.64 |
+26:02:41.8 |
HIP 34061 |
37.87 |
| 2026-10-09 00:00 |
07:04:30.20 |
+26:02:53.8 |
HIP 34061 |
38.56 |
| 2026-10-09 12:00 |
07:04:42.52 |
+26:03:06.3 |
HIP 34061 |
39.43 |
| 2026-10-10 00:00 |
07:04:54.58 |
+26:03:19.1 |
HIP 34061 |
40.46 |
| 2026-10-10 12:00 |
07:05:06.40 |
+26:03:32.4 |
HIP 34061 |
41.63 |
| 2026-10-11 00:00 |
07:05:17.97 |
+26:03:46.0 |
HIP 34061 |
42.91 |
| 2026-10-11 12:00 |
07:05:29.29 |
+26:04:00.1 |
HIP 34061 |
44.29 |
| 2026-10-12 00:00 |
07:05:40.36 |
+26:04:14.6 |
HIP 34061 |
45.75 |
| 2026-10-12 12:00 |
07:05:51.17 |
+26:04:29.5 |
HIP 34061 |
47.27 |
| 2026-10-13 00:00 |
07:06:01.73 |
+26:04:44.8 |
HIP 34061 |
48.83 |
| 2026-10-13 12:00 |
07:06:12.03 |
+26:05:00.5 |
HIP 34487 |
48.07 |
| 2026-10-14 00:00 |
07:06:22.08 |
+26:05:16.7 |
HIP 34487 |
46.26 |
| 2026-10-14 12:00 |
07:06:31.87 |
+26:05:33.3 |
HIP 34487 |
44.52 |
| 2026-10-15 00:00 |
07:06:41.40 |
+26:05:50.3 |
HIP 34487 |
42.87 |
| 2026-10-15 12:00 |
07:06:50.67 |
+26:06:07.8 |
HIP 34487 |
41.28 |
| 2026-10-16 00:00 |
07:06:59.69 |
+26:06:25.7 |
HIP 34487 |
39.78 |