Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.992931E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-14T23:38:02+0800
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    1 Object 1

    AOE ID 64870
    NORAD ID 64870
    Object Type PAYLOAD
    Country
    US US
    ← VS →

    2 Object 2

    Name GRITSS
    AOE ID 69931
    NORAD ID 69931
    Object Type PAYLOAD
    Country
    NL NL

    Conjunction Constraints

    Parameter TRACERS 1 GRITSS
    Time of Closest Approach 2026-10-14T21:09:50+0000
    Collision Probability (Pc) 1.992931E-6
    Conjunction Distance (km) 2.339 km
    Relative Speed (km/s) 14.788 km/s
    Conjunction Risk Parameters R (Radial): 0.63 | I (In-track): 0.472 | C (Cross-track): -2.202
    Collision Risk Index (CRI) 0.41
    X Position (km) 4533.606 4533.295
    Position Y (km) -192.447 -190.179
    Position Z (km) -5293.492 -5293.011
    Velocity X (km/s) 5.544 -5.669
    Velocity Y (km/s) -1.783 -1.328
    Velocity Z (km/s) 4.811 -4.818

    Orbital Parameters 国际轨道数据源

    Parameter TRACERS 1 GRITSS
    Semimajor Axis (a) 6964.416 km 6968.122 km
    Eccentricity (e) 0.000463 0.000907
    Inclination (i) 97.6553° 97.7413°
    RAAN 347.8333° 185.8297°
    Perigee Argument 206.5176° 175.8983°
    Mean Anomaly (M) 153.5808° 184.2312°
    Apogee 589.503 km 596.303 km
    Perigee 583.055 km 583.667 km
    Orbit Epoch 2026-10-14T03:42:10+0000 2026-10-13T23:13:14+0000

    TRACERS 1 & GRITSS Collision Probability (Pc) Trend

    TRACERS 1 & GRITSS Collision Probability (Pc) TrendNot Available

    TRACERS 1 & GRITSS Miss Distance (Miss Distance) Trend

    TRACERS 1 & GRITSS Miss Distance (Miss Distance) TrendNot Available

    TRACERS 1Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GRITSSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRACERS 1Collision Probability Trend

    Object 1 Probability TrendNot Available

    GRITSSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRACERS 1

    No nearby objects data