Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.285045E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-13T06:48:11+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 48274
    NORAD ID 48274
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 49772
    NORAD ID 49772
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter CSS (TIANHE-1) GLOBAL-12
    Time of Closest Approach 2026-10-12T23:29:48+0000
    Collision Probability (Pc) 2.285045E-6
    Conjunction Distance (km) 1.998 km
    Relative Speed (km/s) 10.31 km/s
    Conjunction Risk Parameters R (Radial): 1.503 | I (In-track): -0.977 | C (Cross-track): -0.881
    Collision Risk Index (CRI) 0.42
    X Position (km) -6188.783 -6190.007
    Position Y (km) 416.236 417.627
    Position Z (km) -2703.396 -2704.14
    Velocity X (km/s) 1.339 -2.647
    Velocity Y (km/s) -6.378 -4.847
    Velocity Z (km/s) -4.056 5.328

    Orbital Parameters 国际轨道数据源

    Parameter CSS (TIANHE-1) GLOBAL-12
    Semimajor Axis (a) 6764.005 km 6763.268 km
    Eccentricity (e) 0.000048 0.000400
    Inclination (i) 41.4697° 53.1936°
    RAAN 331.4895° 199.2113°
    Perigee Argument 50.0013° 87.3088°
    Mean Anomaly (M) 310.0868° 272.8384°
    Apogee 386.195 km 387.833 km
    Perigee 385.541 km 382.429 km
    Orbit Epoch 2026-10-12T04:08:28+0000 2026-10-12T03:38:52+0000

    CSS (TIANHE-1) & GLOBAL-12 Collision Probability (Pc) Trend

    CSS (TIANHE-1) & GLOBAL-12 Collision Probability (Pc) TrendNot Available

    CSS (TIANHE-1) & GLOBAL-12 Miss Distance (Miss Distance) Trend

    CSS (TIANHE-1) & GLOBAL-12 Miss Distance (Miss Distance) TrendNot Available

    CSS (TIANHE-1)Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GLOBAL-12Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    CSS (TIANHE-1)Collision Probability Trend

    Object 1 Probability TrendNot Available

    GLOBAL-12Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with CSS (TIANHE-1)

    No nearby objects data