Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    1.500494E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T20:46:13+0800
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    1 Object 1

    AOE ID 30846
    NORAD ID 30846
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59280
    NORAD ID 59280
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB YUNHAI 2-2A
    Time of Closest Approach 2026-10-14T01:01:33+0000
    Collision Probability (Pc) 1.500494E-5
    Conjunction Distance (km) 1.177 km
    Relative Speed (km/s) 14.275 km/s
    Conjunction Risk Parameters R (Radial): 1.166 | I (In-track): -0.037 | C (Cross-track): 0.16
    Collision Risk Index (CRI) 0.59
    X Position (km) -4914.613 -4915.292
    Position Y (km) 4605.133 4605.976
    Position Z (km) -2458.517 -2458.978
    Velocity X (km/s) -0.954 -2.13
    Velocity Y (km/s) 2.649 -4.997
    Velocity Z (km/s) 6.882 -5.114

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB YUNHAI 2-2A
    Semimajor Axis (a) 7127.142 km 7176.582 km
    Eccentricity (e) 0.005257 0.001175
    Inclination (i) 99.3155° 50.0088°
    RAAN 132.0956° 302.1546°
    Perigee Argument 163.5944° 201.5189°
    Mean Anomaly (M) 326.3908° 158.5234°
    Apogee 786.470 km 806.878 km
    Perigee 711.540 km 790.012 km
    Orbit Epoch 2026-10-12T19:45:48+0000 2026-10-13T07:16:03+0000

    FENGYUN 1C DEB & YUNHAI 2-2A Collision Probability (Pc) Trend

    FENGYUN 1C DEB & YUNHAI 2-2A Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & YUNHAI 2-2A Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & YUNHAI 2-2A Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    YUNHAI 2-2AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    YUNHAI 2-2ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data