Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.242147E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-30T02:40:29+0800
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    1 Object 1

    AOE ID 25479
    NORAD ID 25479
    Object Type PAYLOAD
    Country
    ORB ORB
    ← VS →

    2 Object 2

    AOE ID 36199
    NORAD ID 36199
    Object Type DEBRIS
    Country
    CN CN

    Conjunction Constraints

    Parameter ORBCOMM FM 25 FENGYUN 1C DEB
    Time of Closest Approach 2026-10-30T00:47:51+0000
    Collision Probability (Pc) 1.242147E-6
    Conjunction Distance (km) 2.869 km
    Relative Speed (km/s) 11.776 km/s
    Conjunction Risk Parameters R (Radial): 2.761 | I (In-track): 0.493 | C (Cross-track): 0.608
    Collision Risk Index (CRI) 0.37
    X Position (km) -3976.189 -3974.009
    Position Y (km) 3112.46 3111.382
    Position Z (km) 5041.141 5039.619
    Velocity X (km/s) -4.456 -3.115
    Velocity Y (km/s) -5.998 4.374
    Velocity Z (km/s) 0.184 -5.227

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 25 FENGYUN 1C DEB
    Semimajor Axis (a) 7139.030 km 7169.752 km
    Eccentricity (e) 0.000580 0.009106
    Inclination (i) 45.0066° 98.2737°
    RAAN 61.8077° 312.4313°
    Perigee Argument 216.3145° 197.5802°
    Mean Anomaly (M) 143.7311° 162.2224°
    Apogee 765.031 km 856.905 km
    Perigee 756.755 km 726.325 km
    Orbit Epoch 2026-10-28T13:24:25+0000 2026-10-28T19:37:07+0000

    ORBCOMM FM 25 & FENGYUN 1C DEB Collision Probability (Pc) Trend

    ORBCOMM FM 25 & FENGYUN 1C DEB Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 25 & FENGYUN 1C DEB Miss Distance (Miss Distance) Trend

    ORBCOMM FM 25 & FENGYUN 1C DEB Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 25Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 25Collision Probability Trend

    Object 1 Probability TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 25

    No nearby objects data