Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    9.329081E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-19T01:23:20+0800
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    1 Object 1

    AOE ID 29943
    NORAD ID 29943
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 64060
    NORAD ID 64060
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB TIANQI 18
    Time of Closest Approach 2026-10-20T14:57:26+0000
    Collision Probability (Pc) 9.329081E-6
    Conjunction Distance (km) 1.309 km
    Relative Speed (km/s) 12.277 km/s
    Conjunction Risk Parameters R (Radial): 1.303 | I (In-track): -0.072 | C (Cross-track): -0.104
    Collision Risk Index (CRI) 0.54
    X Position (km) -1644.689 -1644.922
    Position Y (km) 4957.06 4958.037
    Position Z (km) -5057.007 -5057.846
    Velocity X (km/s) 3.06 -7.203
    Velocity Y (km/s) -4.267 -1.447
    Velocity Z (km/s) -5.196 0.923

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB TIANQI 18
    Semimajor Axis (a) 7238.458 km 7274.806 km
    Eccentricity (e) 0.003668 0.001035
    Inclination (i) 98.7286° 44.9841°
    RAAN 294.1478° 194.8729°
    Perigee Argument 73.7827° 257.4879°
    Mean Anomaly (M) 102.1581° 102.4796°
    Apogee 886.869 km 904.199 km
    Perigee 833.773 km 889.139 km
    Orbit Epoch 2026-10-17T18:35:28+0000 2026-10-18T05:04:18+0000

    FENGYUN 1C DEB & TIANQI 18 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & TIANQI 18 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & TIANQI 18 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & TIANQI 18 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 18Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 18Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data