Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    7.969866E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-12T13:16:47+0800
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    1 Object 1

    AOE ID 64873
    NORAD ID 64873
    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 2 GRITSS
    Time of Closest Approach 2026-10-13T21:01:46+0000
    Collision Probability (Pc) 7.969866E-6
    Conjunction Distance (km) 1.424 km
    Relative Speed (km/s) 14.791 km/s
    Conjunction Risk Parameters R (Radial): 1.051 | I (In-track): 0.193 | C (Cross-track): 0.941
    Collision Risk Index (CRI) 0.53
    X Position (km) 4526.323 4526.946
    Position Y (km) -267.938 -268.937
    Position Z (km) -5293.806 -5294.607
    Velocity X (km/s) 5.516 -5.694
    Velocity Y (km/s) -1.877 -1.23
    Velocity Z (km/s) 4.812 -4.815

    Orbital Parameters 国际轨道数据源

    Parameter TRACERS 2 GRITSS
    Semimajor Axis (a) 6964.427 km 6968.159 km
    Eccentricity (e) 0.000233 0.000889
    Inclination (i) 97.6560° 97.7418°
    RAAN 344.9102° 183.3901°
    Perigee Argument 272.1121° 185.3614°
    Mean Anomaly (M) 87.9832° 174.7512°
    Apogee 587.915 km 596.219 km
    Perigee 584.665 km 583.825 km
    Orbit Epoch 2026-10-11T03:20:14+0000 2026-10-11T11:41:17+0000

    TRACERS 2 & GRITSS Collision Probability (Pc) Trend

    TRACERS 2 & GRITSS Collision Probability (Pc) TrendNot Available

    TRACERS 2 & GRITSS Miss Distance (Miss Distance) Trend

    TRACERS 2 & GRITSS Miss Distance (Miss Distance) TrendNot Available

    TRACERS 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    GRITSSMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRACERS 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    GRITSSCollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRACERS 2

    No nearby objects data