Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    2.777142E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-17T23:58:51+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 ET-001A
    AOE ID 69925
    NORAD ID 69925
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TRACERS 2 ET-001A
    Time of Closest Approach 2026-10-17T23:05:54+0000
    Collision Probability (Pc) 2.777142E-6
    Conjunction Distance (km) 2.023 km
    Relative Speed (km/s) 14.788 km/s
    Conjunction Risk Parameters R (Radial): -1.398 | I (In-track): 0.299 | C (Cross-track): -1.43
    Collision Risk Index (CRI) 0.44
    X Position (km) 4533.039 4533.929
    Position Y (km) 47.135 48.606
    Position Z (km) -5295.378 -5296.443
    Velocity X (km/s) 5.634 -5.593
    Velocity Y (km/s) -1.489 -1.625
    Velocity Z (km/s) 4.81 -4.813

    Orbital Parameters 国际轨道数据源

    Parameter TRACERS 2 ET-001A
    Semimajor Axis (a) 6964.384 km 6967.258 km
    Eccentricity (e) 0.000252 0.000822
    Inclination (i) 97.6549° 97.7406°
    RAAN 350.7829° 188.7915°
    Perigee Argument 239.7238° 163.2471°
    Mean Anomaly (M) 120.3733° 196.9022°
    Apogee 588.002 km 594.851 km
    Perigee 584.492 km 583.391 km
    Orbit Epoch 2026-10-17T04:01:48+0000 2026-10-16T23:33:02+0000

    TRACERS 2 & ET-001A Collision Probability (Pc) Trend

    TRACERS 2 & ET-001A Collision Probability (Pc) TrendNot Available

    TRACERS 2 & ET-001A Miss Distance (Miss Distance) Trend

    TRACERS 2 & ET-001A Miss Distance (Miss Distance) TrendNot Available

    TRACERS 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    ET-001AMiss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TRACERS 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    ET-001ACollision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TRACERS 2

    No nearby objects data