Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.464187E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T10:46:56+0800
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    1 Object 1

    AOE ID 37928
    NORAD ID 37928
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 57792
    NORAD ID 57792
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TIANQI 21
    Time of Closest Approach 2026-11-05T01:03:48+0000
    Collision Probability (Pc) 2.464187E-6
    Conjunction Distance (km) 1.939 km
    Relative Speed (km/s) 10.297 km/s
    Conjunction Risk Parameters R (Radial): 0.605 | I (In-track): -1.333 | C (Cross-track): 1.271
    Collision Risk Index (CRI) 0.43
    X Position (km) -4160.144 -4159.934
    Position Y (km) -2410.657 -2409.463
    Position Z (km) -5357.467 -5358.979
    Velocity X (km/s) -5.508 2.314
    Velocity Y (km/s) -1.213 -6.938
    Velocity Z (km/s) 4.806 1.337

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANQI 21
    Semimajor Axis (a) 7142.993 km 7192.745 km
    Eccentricity (e) 0.007107 0.001337
    Inclination (i) 98.8779° 49.9719°
    RAAN 198.4178° 284.8769°
    Perigee Argument 151.5677° 21.8894°
    Mean Anomaly (M) 208.9416° 338.2587°
    Apogee 815.623 km 824.228 km
    Perigee 714.089 km 804.988 km
    Orbit Epoch 2026-11-03T10:53:12+0000 2026-11-03T19:05:15+0000

    FENGYUN 1C DEB & TIANQI 21 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TIANQI 21 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TIANQI 21 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TIANQI 21 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 21Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 21Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data