Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    6.059886E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-09T13:58:23+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 47012
    NORAD ID 47012
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 59909
    NORAD ID 59909
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter FENGYUN 1C DEB * TIANQI 25
    Time of Closest Approach 2026-10-09T11:48:59+0000
    Collision Probability (Pc) 6.059886E-6
    Conjunction Distance (km) 1.341 km
    Relative Speed (km/s) 7.403 km/s
    Conjunction Risk Parameters R (Radial): -1.176 | I (In-track): -0.547 | C (Cross-track): 0.339
    Collision Risk Index (CRI) 0.51
    X Position (km) -5009.364 -5008.566
    Position Y (km) 4425.228 4424.848
    Position Z (km) 2847.057 2846.048
    Velocity X (km/s) 2.916 -2.375
    Velocity Y (km/s) -0.939 -5.508
    Velocity Z (km/s) 6.792 4.359

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB * TIANQI 25
    Semimajor Axis (a) 7348.536 km 7274.706 km
    Eccentricity (e) 0.016312 0.001137
    Inclination (i) 98.7177° 44.9757°
    RAAN 141.2850° 115.8690°
    Perigee Argument 339.4443° 58.2432°
    Mean Anomaly (M) 20.0198° 301.9507°
    Apogee 1090.267 km 904.840 km
    Perigee 850.531 km 888.298 km
    Orbit Epoch 2026-10-08T09:34:16+0000 2026-10-08T21:56:50+0000

    FENGYUN 1C DEB * & TIANQI 25 Collision Probability (Pc) Trend

    FENGYUN 1C DEB * & TIANQI 25 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB * & TIANQI 25 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB * & TIANQI 25 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEB *Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANQI 25Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEB *Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANQI 25Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB *

    No nearby objects data